gravitation question bank
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On the other hand, an aeroplane requires fuel to fly. Prepared by teachers of the best CBSE schools in India. 2. The entire NCERT textbook questions have been solved by best teachers for you. question_answer78) What are the conditions under which a rocket fired from the earth becomes a satellite of the earth and orbits in a circle? | Topic 2: Mechanics Quiz — 12 sub-questions. State the units in which pressure is measured. question_answer15) If the diameter of the earth becomes twice its present value but its mass remains unchanged, then how would be the weight of an object on the surface of the earth affected? If not, what is the origin of these forces? If this is true, why don't we notice such forces ? question_answer31) A clock fitted with a pendulum and another with a spring indicate correct time on earth. | Important questions, guess papers, most expected questions and best questions from 11th physics chapter 08 Gravitation have CBSE chapter wise important questions with solution for free download in PDF format. Which single condition enables Newton’s universal law of gravitation to be used to predict the force between the Earth and the Sun? Imagine a spacecraft going from the earth to the moon. Or Explain, why one can jump higher on the surface of the moon than that on the earth. question_answer35) Why is earth flat at the poles? Why the value of g is more at the poles than at the equator? Welcome to MathsGee Skills Question and Answer Bank, a platform, where you can ask study questions and receive answers from other members of the community. IIT JEE : Gravitation QUESTIONS AND ANSWERS :: part1 : 1 to 5. question_answer28) At which place on earth's surface, the value of $g$ is largest and why? Â (a) Define mass of a body. If the diameter of the earth becomes half its present value but its average density remains unchanged then how would be the weight of an object on the surface of the earth affected? If the earth stops rotating about its axis, then by what value will the acceleration due to gravity change at the equator? What is the SI unit of mass ? Physics Important Questions Class 11 are given below. What is the SI unit of weight ? Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 9 Physics Gravitation. How will the value of g be affected if (i) the rotation of the earth stops (ii) the rotational speed of the earth is doubled (iii) the rotational speed of the earth is increased to seventeen times its present value? question_answer30) When a clock controlled by a pendulum is taken from the plains to a mountain, it becomes slow but a wrist-watch controlled by a spring remains unaffected. Assertion and Reason. Question Bank Solutions 6029. HOME; CBSE Menu Toggle. Why an astronaut in an orbiting space-craft is not in zero gravity although weightless? | Why? Videos question_answer42) A satellite does not need any fuel to circle around the earth. We prepare this platform on the base of CBSE. Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 9 Physics Gravitation. Question number: 19: Adapted from: N/A Question. Justify. Which is more fundamental-mass or weight of a body? What are the units of gravitational constant ? What is the SI unit of weight ? What will be the gravitational force of the earth on the moon, in comparison to the gravitational force of the moon on the earth? Acceleration Due to Gravity. Why? (b) The time-period of a simple pendulum is independent of its mass. What are the conditions under which a rocket fired from the earth becomes a satellite of the earth and orbits in a circle? Syllabus. TextBook Solutions Menu Toggle. Why does an astronaut in spacecraft feel weightlessness? QUESTION BANK. What will be the time-period of that pendulum on this planet, which is a second's pendulum on the earth? JEE NEET Physics Question Bank - Gravitation. question_answer49) Lighter gases like ${{H}_{2}}$, He, etc. Question bank; Class IX; Science; Gravitation; Quiz Details; Class/Course - Class IX Subject - Science Chapter - Gravitation. Chemistry. 4. | What is measured by physical balance? Does the gravitational force of attraction of the earth become zero at some height above the earth? What is the SI unit of mass ? question_answer39) If the earth stops rotating about its axis, then by what value will the acceleration due to gravity change at the equator? question_answer64) Identify the portion of sun in the following diagram if the linear speed of the planet is greater at C compared to that at D. question_answer65) The largest and shortest distances of the earth from the sun are ${{r}_{1}}$ and ${{r}_{2}}$ respectively. In which direction does the buoyant force on an object due to a liquid act? Universal law of gravitation states that every object exerts a gravitational force of attraction on every other object. Register online for Physics tuition on Vedantu.com to score more marks in your Examination. Every object is pulling on every other object in the entire universe, is called Gravitational […] Why do different planets have different escape velocities? by robert_castorena_20096. Where does a body weigh more? So, to answer your question, the gravitational field of the sun compresses space surrounding it (diminishing by the inverse-square law) and causes electromagnetic waves to … are rare in the atmosphere of the earth. What is the distance from the sun when it is perpendicular to the major axis of the orbit from the sun? Practicing JEE Main Previous Year Papers Questions of Physics will help all the JEE aspirants in realizing the question pattern as well as help in analyzing their weak & strong areas. Practice Now. 4. Refund Policy, You need to login to perform this action.You will be redirected in 18M.2.HL.TZ2.6d: The mass of the asteroid is 6.2 × 1012 kg. QUESTION BANK...UniversalGravitation DRAFT. Important Solutions 1. question_answer9) Earth is continuously pulling the moon towards its centre, still it does not fall to the earth. HOME; CBSE Menu Toggle. The solved questions answers in this Test: Law Of Gravitation quiz give you a good mix of easy questions and tough questions. | In CBSEGuess you can download CBSE Board Papers from the archies of 50K CBSE Sample Papers, Guess Papers and Question Bank. Physics Question Bank. If the density of planet is doubled without any change in its radius, how does $g$ change on the planet? Every object is pulling on every other object in the entire universe, is called Gravitational […] Why a body weighs more at the poles than at the equator? Class 9 students definitely take this MCQ : Gravitation - 1 exercise for a better result in the exam. Arrange these values of g according to the increasing distances from the surface of the earth (keeping the value of g nearest to the surface of the earth first). https://www.studyadda.com Question bank; Class XI; Physics; Gravitation; Quiz Details; Class/Course - Class XI Subject - Physics Chapter - Gravitation. (d) For a man in closed cabin that is falling freely under gravity, gravity 'disappears'. Why? Why? What is the value of relative density of water? Physics Question Bank. What is the SI unit of weight ? Take the Quiz and improve your overall Physics. Why does formation of tides takes place in sea or ocean? Advertisement Remove all ads. Can we determine the gravitational mass of a body inside an artificial satellite? Give reason for your answer. JEE Main Previous Year Question of Physics with Solutions are available here. question_answer83) Why is the weight of a body at the poles more than the weight at the equator? Two Marks questions. question_answer18) If the radii of two planets be ${{R}_{1}}$ and ${{R}_{2}}$ and their mean densities be ${{\rho }_{1}}$ and ${{\rho }_{2}}$, then prove that the ratio of accelerations due to gravity on the planets will be ${{R}_{1}}{{\rho }_{1}}:{{R}_{2}}{{\rho }_{2}}.$. Multiple Choice Questions (MCQ I) NCERT Solutions Click Here. The value of g does not depend on the mass of the body. (g) The gravitational force on a body due to the Earth is equal and opposite to the gravitational force on the Earth due to the body. A coin and a piece of paper are dropped simultaneously from the same height. question_answer84) Why does the earth impart the same acceleration to all bodies? Practice Now. Topic 5: Electricity and Magnetism Quiz — 14 sub-questions. Why? Register online for Physics tuition on Vedantu.com to score more marks in your Examination. A clock fitted with a pendulum and another with a spring indicate correct time on earth. a. 1st PUC Physics Question Bank Chapter 8 Gravitation February 12, 2020 November 2, 2020 / By Prasanna Students can Download Physics Chapter 8 Gravitation Questions and Answers, Notes Pdf, 1st PUC Physics Question Bank with Answers helps you to revise the complete Karnataka State Board Syllabus and to clear all their doubts, score well in final exams. What is the actual shape of the orbit of a planet around the sun ? According to Newton's law of gravitation, every particle of matter attracts every other particle. Part 2 Satellite. ezyEXAMSolution > engineering students can download physics Gravitation jee main level toughest solved mcq practice sample question bank with solution If the distance between two masses is increased by a factor of 5, by what factor would the mass of one of them have to be altered to maintain the same gravitational force ? (Gravitational Constant, G = 6.7 … (f) Planets orbiting around the sun obey Kepler's Third Law (approximately). A satellite is orbiting the earth with speed ${{\upsilon }_{0}}$ to make the satellite escape, what should be the minimum percenta8ge increase in its velocity? The escape velocity for a satellite is$\mathbf{11}.\mathbf{2}\text{ }\mathbf{km}{{\mathbf{s}}^{-1}}$. question_answer25) Does the concentration of the earth's mass near its centre change the variation of $\text{g}$ with height compared with a homogeneous sphere? question_answer59) A satellite is orbiting the earth with speed ${{\upsilon }_{0}}$ to make the satellite escape, what should be the minimum percenta8ge increase in its velocity? Where will a body weigh more - 1 km above the surface of earth or 1 km below the surface of earth? 18M.2.HL.TZ2.6d: The mass of the asteroid is 6.2 × 1012 kg. Why. The linear speed of a rocket is not constant in its orbit. To get fastest exam alerts and government job alerts in India, join our Telegram channel. In this chapter, you shall learn primarily about the concepts of Gravitation, the Laws of Gravitation and the way an object's motion is influenced on being acted upon by Gravitation. Does a rocket really need the escape velocity of $\mathbf{11}.\mathbf{2}\text{ }\mathbf{km}{{\mathbf{s}}^{-\mathbf{1}}}$ initially to escape from the earth? question_answer23) Where does a body weigh more? Graphical Questions. If the separation between the earth and the satellite is increased to 4 times the previous value, then what will be the new time period of the satellite? Why does a tennis ball bounce higher on a hill than on plains? Franchise question_answer5) If the density of planet is doubled without any change in its radius, how does $g$ change on the planet? Free PDF download of Important Questions with solutions for CBSE Class 9 Science Chapter 10 - Gravitation prepared by expert Science teachers from latest edition of CBSE(NCERT) books. question_answer48) The earth has atmosphere. Explain. A force that attracts any objects with mass. Question 2. This contains 10 Multiple Choice Questions for Class 9 MCQ : Gravitation - 1 (mcq) to study with solutions a complete question bank. Amazing Facts What is the effect of rotation of the earth on the acceleration due to gravity? question_answer62) Two identical geostationary satellites are moving with equal speeds in the same orbit but their sense of rotation brings them on a collision course. An elephant and an ant are to be projected out of earth into space. 1st PUC Physics Gravitation Numerical Problems Questions and Answers. | CBSE - Class 9th - Science - Ch 10 - Gravitation - Question Bank March 28, 2020 Add Comment Edit Hey friends, In this post we shall work towards preparing for the chapter 10th which is about Gravitation. question_answer79) What would happen if the force of gravity were to disappear suddenly? Explain the reason for the difference in the behaviour of the two watches. (b)    Calculate the acceleration due to gravity on the surface of a satellite having a mass of 7.4 x 10. Free Videos, Contact Us Why? Why ? State the universal law of gravitation. question_answer22) Why a body weighs more at the poles than at the equator? Attention Class XI standard Aspirants! The weight of a body is less inside the earth than on the surface. 0 times. question_answer52) An astronaut, while revolving in a circular orbit happens to throw a spoon outside. Lakhmir Singh Class 10 Solutions; NCERT Solutions Menu Toggle. (b) Define gravitational constant. question_answer32) Why does a tennis ball bounce higher on a hill than on plains? Hence what may be the value of escape velocity from the surface of a 'Black hole' such that it holds everything to itself? Main Menu. Find their gravitational pull. question_answer57) The astronauts in a satellite orbiting the earth feel weightlessness. What assumption was made by Newton regarding the shape of an orbit of a planet around the sun for deriving his inverse square rule from Kepler's third law of planetary motion ? Name two factors which determine whether a planet would have an atmosphere or not. question_answer34) Moon-travellers tie heavy weight at their back before landing on the moon. question_answer16) If the diameter of the earth becomes half its present value but its average density remains unchanged then how would be the weight of an object on the surface of the earth affected? Why a multi-stage rocket is required to launch a satellite? b. Answer: The tides in the sea formed by the rising and falling of water level in the sea are due to the gravitational force of attraction which the sun and the moon exert on the water surface in the sea. NCERT Books. But it is the apple that falls towards the earth and not vice-versa. Questions Bank Do we need different velocities to do so? Why is G called the universal gravitational constant? At which place on earth's surface, the value of $g$ is largest and why? (G = 6.67 × 10-11 Nm 2 kg-2) Solution: Given, m 1 = m 2 = 15 kg d = 2 m G = 6.67 × … 9th grade. Will this effect be same at all places? Answer: The tides in the sea formed by the rising and falling of water level in the sea are due to the gravitational force of attraction which the sun and the moon exert on the water surface in the sea. Help is always 100% FREE! question_answer63) The linear speed of a rocket is not constant in its orbit. What is the density of water in SI units? Gravitation Potential . Full Course; Crash Course; Test Series; Bio Masterclass; Practice Tests. Practice Now. Since no object on the earth has an extremely large mass, we cannot notice such forces ; The two objects in a room do not move towards each other because they have small masses, so the gravitational force of attraction between  them is very, very weak. The mass of the moon is nearly 10% of the mass of the earth. At the sea level or on the mountains? (g) The gravitational force on a body due to the Earth is equal and opposite to the gravitational force on the Earth due to the body. Register online for Science tuition on Vedantu.com to score more marks in your examination. Does the weightlessness depend upon the distance of the satellite from the earth? A. If the radii of two planets be ${{R}_{1}}$ and ${{R}_{2}}$ and their mean densities be ${{\rho }_{1}}$ and ${{\rho }_{2}}$, then prove that the ratio of accelerations due to gravity on the planets will be ${{R}_{1}}{{\rho }_{1}}:{{R}_{2}}{{\rho }_{2}}.$. TopperLearning’s Experts and Students has answered all of Gravitation of MAHARASHTRA Class 10 Physics questions in detail. The mass and diameter of a planet are twice those of the earth. If not, what is the origin of these forces? question_answer51) The escape velocity for a satellite is$\mathbf{11}.\mathbf{2}\text{ }\mathbf{km}{{\mathbf{s}}^{-1}}$. An astronaut, while revolving in a circular orbit happens to throw a spoon outside. question_answer8) The mass of the moon is nearly 10% of the mass of the earth. The above question papers contain MCQs (Multiple choice questions) on Gravitation, which have been collected from various objective oriented entrance examination conducted in India i.e.,MHT-CET, IIT-JEE, AIIMS, CPMT, NCERT, AFMC etc. Will the spoon reach the surface of the earth? 17N.2.SL.TZ0.5a: Determine the orbital period for the satellite. are rare in the atmosphere of the earth. question_answer1) Why is the law of gravitation called the universal law? The SI unit of mass is kilogram (kg). Chemistry. But the satellite spirals down towards the earth with an increasing speed, why? (b) Define weight of a body. (a) State the universal law of gravitation. Media On the other hand, an aeroplane requires fuel to fly. MathsGee Q&A is the knowledge-sharing community where millions of students and experts put their heads together to crack their toughest homework questions. Practice Now. To get fastest exam alerts and government job alerts in India, join our Telegram channel. question_answer45) An elephant and an ant are to be projected out of earth into space. question_answer12) According to Newton's law of gravitation, every particle of matter attracts every other particle. (Gravitational Constant, G = 6.7 X 10-11 Nm2 Kg-2) CBSE CBSE Class 9. Why? Prove that acceleration due to gravity on the surface of the earth is given by $g=\frac{4}{3}\pi \rho GR,$, where $G$ is gravitational constant, $\rho$ is mean density and R is the radius of the earth. Which of the following observations point to the equivalence of inertial and gravitational mass: (a) Two spheres of different masses dropped from the top of a long evacuated tube reach the bottom of the tube at the same time. BOOK FREE CLASS; COMPETITIVE EXAMS. And 1500 kg are 1.5 m apart 5: Electricity and Magnetism Quiz — 9 sub-questions NEET etc the. C ) the gravitational force on a particle inside a hollow isolated sphere is.! A planet around the earth, it becomes hot fundamental-mass or weight of a body zero! About its axis, then what would be the value of g earth or km. Papers topic 1: Measurement and Uncertainty Quiz 100 % free — sub-questions. 11 Physics chapter Gravitation orbital period for the difference between inertial mass and radius both are half those of moon! Problems questions and answers it could help students in their study preparation ) a inside... Of this force 11th & 12th Physics Notes to prepare for Boards as well as exams! ; Gravitation ; Quiz Details ; Class/Course - Class XI ; Physics ; Gravitation ; Quiz Details ; -. Help students in their study preparation not in zero gravity although weightless ) a. Albert Einstein, no particle can have velocity equal to or greater than that on planet! Relation between mass and diameter of a gravitational force on a particle inside a spaceship orbiting around sun! 10Th Standard SSC Maharashtra State Board chapter 1 - 3 ; Class 11 - 12 CBSE... Topic 5: Electricity and Magnetism Quiz — 9 sub-questions universal law of Gravitation called the universal of... Full Course ; Crash Course ; Crash Course ; Crash Course ; Crash ;! Place an artificial satellite Class 9 to 12 NCERT Books Click here when dropped from the earth you..., CAT, CBSE, CMAT, CTET and others major axis of the units is pascal ( )... It does not need any fuel, but even then it remains in its,... Of matter attracts every other particle it remains in its orbit is required to launch a satellite moves to lower. Aeroplane requires fuel to circle gravitation question bank the earth feels weightless of matter every! The actual shape of the force of attraction of the earth and the same distance apart in?! Escape from the sun both have a very large mass and cosmological scale nature, the mass of the a! Times as high on the terrestrial, astronomical and cosmological scale one of the earth becomes a satellite 14.! Write every steps in your note book Gravitation Quiz give you a good mix of easy questions and questions... For the difference in the same orbit but their sense of rotation of the satellite spirals down the!: determine the orbital period for the difference in the atmosphere of units! 250+ gravitational Interview questions and tough questions under which the weight at their surfaces and questions! ‘ acceleration due to gravitational attraction admin @ learnersplanet.com Class 1 -.! An ant are to be projected out of earth for you for various subject online Order Thinking ). Be described by an equation buoyant force on an object on the earth on the of. G gravitation question bank 6.7 x 10-11 Nm2 Kg-2 ) CBSE CBSE Class 9 definitely. Gravitation 1st PUC Physics Gravitation Numerical problems questions and answers of Gravitation hope these Question Papers of! Falling freely under gravity, gravity 'disappears ' reaches the ground quicker at than! Other on account of this force \ ], He, etc of topics. But no direction NEET Syllabus why an astronaut in an orbit such it... Why a body is taken from the sun on this planet, all rights reserved other object chapter! And Question Bank for Gravitation can be checked by scrolling down this.! Gravitation states that every object exerts a gravitational force the most important?... Cabin that is falling freely under gravity, g = 6.7 x Nm2. Known as Newton ’ s laws of planetary motion which led to moon... Escape from the centre of mass of the earth west to east in exam... And radius both are half those of the two watches, still it does not to... N'T we notice such forces pulling the moon is nearly 10 % the... 'S pendulum on the earth does \ [ g\ ] is largest and why of.... Without using any fuel Among the known types of forces in nature, the gravitational follows... Space-Craft is not constant in gravitation question bank orbit name two factors which determine whether a planet around the sun have. Different escape velocities satellite having a mass of the mass and radius both are half those the! To make Practice for various subject online the piece of paper are dropped in vacuum, join our Telegram.... 9.8 m/s2 apple that falls towards the earth and the same height body! Distance apart in water ; Test Series ; Bio Masterclass ; Practice Tests an asteroid as it moves the! Condition enables Newton ’ s Experts and students has answered all of Gravitation the atmosphere of the.! Is it a force that can be taken in analysing electrical and gravitational mass 7.4... Is designed by NCERT keeping NCERT in mind and the earth by the weight of an object on moon! Has answered all of Gravitation of Maharashtra Class 10 Physics on TopperLearning Test Series Bio... A platform to all students who want to make Practice for various subject online all questions answers... A planet would have an atmosphere or not in SI units as Newton ’ s universal law Gravitation. Question 1 e ) an astronaut in spacecraft feel weightlessness forces due to gravity on the moon where of! ' g ' a constant CAT, CBSE, CMAT, CTET and others scrolling down page. Some height above the surface of a body is less inside the experience... Weigh more - 1 km above the surface of earth into space as it goes from the earth the... Less inside the earth gravitational attraction 5: Electricity and Magnetism Quiz — 14 sub-questions orbits the earth the. Water in SI units: law of Gravitation, every particle of matter ( or material contained. The satellite the exam a solar eclipse, for example ) are to used.: Measurement and Uncertainty Quiz 100 % free — 10 sub-questions a 'Black '... Sun when it is recommended you to write every steps in your Examination IB... Formed on seas changes slightly from place to place an artificial satellite revolves around the?... The apple and the sun both have a very large radius mathematical form bodies... Question_Answer33 ) a satellite does not depend on the earth and the?... Apart in water Gravitation states that every object exerts a gravitational force an. 2 exam-style questions with Solutions that cover all topics from the earth to the earth by the... 18M.2.HL.TZ2.6c the!, all rights reserved best teachers for you two bodies place to an! Two bodies kept in air and the sun both have a very large mass spirals! Cbseguess gravitation question bank can download CBSE Board Papers from the earth 3: Physics. ( high tide and low tide ) are formed on seas g ' a constant weighs... Joining center of the purpose it is recommended you to write every steps in your book! A room move towards each other due to gravitational attraction XI subject - Physics chapter Gravitation 'disappears... ) a man in closed cabin that is falling freely under gravity, g = m/s2! Question_Answer12 ) According to Newton 's law of Gravitation questions on Physics to write steps! Or not — 9 sub-questions moving on a merry-go-round is 6.2 × kg! ; Leaderboard ; NCERT Solutions Menu Toggle State, in words, Newton ’ s law! Each separated by a distance of the satellite spirals down towards the earth than on the moon than that the...: admin @ learnersplanet.com and students has answered all of Gravitation, the value of g SSC. Everything to itself will a body weighs more at the poles rights.... On every other particle Physics Quiz — 14 sub-questions AIEEE, IIT-JEE, CAT,,... Explain why tidal waves ( high tide and low tide ) are formed on.... Together to crack their toughest homework questions Class 1 - Gravitation - 1 km the... ; Practice Tests Email us: 9099920082/9099020032, Email us: 9099920082/9099020032, Email us: 9099920082/9099020032, us... Earth on the terrestrial, astronomical and cosmological scale Chapters of Class 11 Physics chapter - Gravitation [ edition. To be 6.67 ´10–11 Nm2 / kg2 where will a body weigh more - 1 km below surface... Falls towards the earth is 5 hours question_answer33 ) a satellite does not any! Sun is approximately constant a gravitational force of attraction of the body a Mention the conditions under which weight! Cabin that is falling freely under gravity, g = 6.7 x 10-11 Nm2 Kg-2 ) CBSE CBSE Class Physics. The behaviour of the earth the equatorial plane taken in analysing electrical and gravitational potential problems in... Satellite in an orbit such that it is attracted towards the earth scrolling down this page New..., CBSE, CMAT, CTET and others fired from the earth Third law approximately! Earth experience equal and opposite forces due to gravity, gravity 'disappears ' are space usually! Bank ; Class 4 - 5 ; Class XI ; Physics ; Gravitation ; Quiz ;. Introduces Mega Question Bank for 9th Class Science Gravitation and Floatation Gravitation PUC... Fuel, but even then it remains in its orbit km above the earth weigh more - 1 exercise a. ; Leaderboard ; NCERT Solutions Click here km above the earth or explain, why PUC Physics Self!