GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What happens to the universal gravitational constant if the masses of the two objects interacting gravitationally are doubled?
A
It stays the same.
B
It is doubled.
C
It is halved.
D
It becomes zero
Explanation: 

Detailed explanation-1: -If the mass of both of the objects is doubled, then the force of gravity between them is quadrupled; and so on. Since gravitational force is inversely proportional to the square of the separation distance between the two interacting objects, more separation distance will result in weaker gravitational forces.

Detailed explanation-2: -Hence, if the masses of both objects is doubled the force of attraction will become 4 times of its original value.

Detailed explanation-3: -Gravitational force is an attraction between masses. The greater the size of the masses, the greater the size of the gravitational force (also called the gravity force). The gravitational force weakens rapidly with increasing distance between masses.

Detailed explanation-4: -If the masses are increased, then the gravitational force between them increases.

Detailed explanation-5: -F=(Gm1, m2) /r^2 so force here is directly proportional to the mass.

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