Question

Question1) Tick the most appropriate answer.

1) In which of the following situations, no work is said to be done?

a) Drawing water from well b) kicking a ball

c) Climbing up a hill d) pushing a wall

2) No work is said to be done if the angle between the directions of force and displacement

is

a) 00

b) 900

c) between 00
and 900

d) 1800

3) If the force applied on a body decreases, then the work done on it will

a) Increases b) decreases c) remains the same d) becomes zero

4) When a ball is thrown vertically upwards, the gravitational potential energy of the ball

a) Increases b) decreases c)remains same. d) becomes zero

5) Which form of energy is possessed by a stretched spring?

a) Chemical b) elasticpotential c) kinetic d) heat​

Answer 1

Answer:

1) pushing a wall

2)00

3) Increases

4) Increases

5) Potential Energy