July 19

2 mark –

Explain why value of g changes if we go inside the earth.

3 marks –

An object thrown vertically upwards reaches a height of 500 m. What was its initial velocity?

How long will the object take to come back to the earth? (g = 10 m/s2)

March 20

The weight of an object changes from place to place, though its mass is constant.

3 Marks –

Observe the given figure showing the orbit of a planet moving around the Sun and write the three laws related to it.

July 20

The minimum velocity of the spacecraft to escape from earth’s gravitational force must be_______.

2 marks –An object takes 5 seconds to reach the ground from a height of 5 m on a planet. What is the value of ‘g’ on that planet?

Gravitation pyq

3 Marks –

An iron ball of mass 3 kg is released from a height of 125 m and falls freely to the ground

Assuming that the value of ‘g’ is 10 m/s2, calculate:

1 Marks

A metal ball falls from a height of 490 m. How much time it will take to reach the ground. (g = 9.8 m/s2)

2 Marks –

An object takes 5 seconds to reach the ground from a height of 5 m on a planet. What is the value of ‘g’ on that planet?

3 Marks –

State the laws related to given diagram.

Gravitation pyq