Force of Gravitation MCQ (Multiple Choice Questions) PDF Download

The first man who came up with the idea of gravity was

1. Henry Briggs
2. John Napier
3. Jobst Burgi
4. Isaac Newton

If two masses are m₁ and m₂, distance is ‘d’, and constant of gravitation is ‘G’, then the gravitational force for attraction will be

1. F = G (m₁ m₂/d²)
2. F = G (m₁ + m₂/d²)
3. F = G (m₁ - m₂/d²)
4. F = G (d²/m₁ - m₂)

2 lead spheres having a mass of 1000 kg each are placed with their centers 1 m apart. The gravitational force with which they attract to each other will be

1. 6.673 x10⁵
2. 66.73 x10⁵
3. 6673 x10^-5
4. 6.673 x10^-5

The value of gravitation on moon's surface is 1.6 ms^-1. The weight of a 100 kg body on the moon's surface will be

1. 80 N
2. 100 Ns
3. 120 N
4. 160 N

The gravitational pull of the Earth acting on the body whether the body is in contact with the Earth or not, such force is known as

1. force of inertia
2. force of limiting friction
3. force of inertia
4. field force