Physics
The separation between two masses is reduced to half. How is the magnitude of gravitational force between them affected?
Laws of Motion
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Answer
As we know that, force of attraction acting between two bodies is inversely proportional to the square of the distance between them.
Hence, magnitude of gravitational force will become four times.
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Related Questions
Give one example in each case where —
(a) the force is of contact, and
(b) force is at a distance.
State one factor on which the magnitude of a non-contact force depends. How does it depend on the factor stated by you?
Give one example in each of the following cases where a force —
(a) stops a moving body.
(b) moves a stationary body.
(c) changes the size of a body.
(d) changes the shape of a body.
Explain giving two examples each of —
(a) Contact forces, and (b) Non-contact forces.