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JEE PHYSICS MCQ: GRAVITATION
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Two point masses and are separated by . The gravitational potential energy of system is
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Correct option: B
Option B (-G/5000) is correct because it correctly applies the formula for gravitational potential energy with the correct sign and unit conversion.
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Statement I: An astronaut in a satellite feels weightlessness:
Statement II: As observed by another astronaut's in the same satellite, force of gravity and centrifugal force balance each other. An iron ball and a wooden ball of the same radius are released from a height 'h' in vacuum. The time taken by both of them to reach the ground is
Statement II: As observed by another astronaut's in the same satellite, force of gravity and centrifugal force balance each other. An iron ball and a wooden ball of the same radius are released from a height 'h' in vacuum. The time taken by both of them to reach the ground is
