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Question 1
The value of acceleration due to gravity
Question 2
A stone is dropped from the top of the tower. Its speed after it has fallen 20 m is (Take g = 10 ms-2)
Question 3
The value of ‘g’
Question 4
The gravitational force between two objects is F. If masses of both objects are halved without changing distance between them, then the gravitational force would become
Question 5
The force of attraction between two unit point masses separated by a unit distance is called
Question 6
The gravitational force between two bodies is F. If the masses of the bodies are halved and the distance between them is doubled, then the new gravitational force between them will be
Question 7
An astronaut lands on a new planet. She knows her own mass, m, and the radius of the planet, r. What other value must she know in order to find the mass of the new planet?
Question 8
If the distance between two masses is doubled, the gravitational attraction between them;
Question 9
Weightlessness experienced while orbiting the earth in space-ship, is the result of
Question 10
The second law of Kepler or the equal area law states that closer a planet is to the sun, the ________ it travels.
Question 11
Which statements show that there must be a force acting on earth and directed towards the sun?
Question 12
Why a person sitting in a chair in a satellite feels weightless?
Question 13
Which of the following is correct about Moon’s gravitation?
Question 14
Law of gravitation applies to _________.
Question 15
Universal gravitational constant is denoted by ____ .
Question 16
The dimensional formula for universal gravitational constant is
Question 17
The dimensional formula for universal gravitational constant is
Question 18
Gravitational force is maximum at which of the following places?
Question 19
Tides are caused by the gravitational pull of the
Question 20
When a body is lifted, the work done by the gravitational force is positive.
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SSC & RailwayGeneralApr 28SSC & Railway
