Gravitation questions
1239 published questions with worked solutions.
- At what distance from the centre of the earth will the value of acceleration due to gravity g be half of that on the surface (R =...
- What would be the velocity of earth due to rotation about its own axis so that the weight at the equator become 3/5 of the...
- A research satellite of mass 200 kg circles the earth in an orbit of average radius 3R/2, where R is the radius of the earth....
- The acceleration of a body due to the attraction of the earth (radius R) at a distance 2R from the surface of the earth is (g =...
- An object weighs 72 N on earth. Its weight at a height of R/2 from earth is
- An astronaut on a strange planet finds that acceleration due to gravity is twice that on the surface of earth. Which of the...
- Choose the correct statement from the following: Weightlessness of an astronaut moving in a satellite is a situation of [MP PMT...
- Weight of a body is maximum at [AFMC 2001, Similar Manipal MEE 1995]
- If density of earth increased 4 times and its radius becomes half of what it is, our weight will [AMU (Engg.) 2001]
- At what height from the ground will the value of g be the same as that at a depth of 10 km below the surface of earth?
- Where will it be profitable to purchase 1 kilogram of sugar (weighed using a spring balance calibrated elsewhere)? [RPET 1996]
- The value of g at a particular point is 9.8 m/s². Suppose the earth suddenly shrinks uniformly to half of its present size...
- If the Earth loses its gravity, then for a body [BHU 1999, MH-CET 2003]
- What will be the acceleration due to gravity at height h if h R, where R is the radius of earth and g is the acceleration due to...
- If the angular speed of the earth is doubled, the value of acceleration due to gravity (g) at the north pole [EAMCET (Med.) 1995]
- The height from the earth surface at which the value of acceleration due to gravity reduces to 1/4th of its value at earth's...
- The angular velocity with which the earth would have to rotate so that acceleration due to gravity on 60° latitude becomes zero...
- Two planets have the same average density but their radii are R_1 and R_2. If acceleration due to gravity on these planets be g_1...
- A man can jump to a height of 1.5 m on a planet A. What is the height he may be able to jump on another planet whose density and...
- If the mass of a body is M on the earth's surface, the mass of the same body on the moon's surface is [AIIMS 1997, RPMT 1997,...
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