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प्रश्न
Give two examples to verify that a force changes the shape of a body.
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उत्तर
Force can change the static condition of a body.
- If you squeeze a sponge, its shape changes.
- If you pull a rubber band, it becomes longer.
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संबंधित प्रश्न
Give one example in the case where the force is of contact.
Define the term Force?
Complete the following sentence:
Mass X change in velocity = ............x time interval.
Complete the following sentence:
The mass of a body remains constant till the velocity of the body is ..........
Complete the following:
Force = mass x ............
Which of the following is not the force at a distance:
(a) electrostatic force
(b) gravitational force
(c) frictional force.
(d) magnetic force.
A body of mass 1 kg is thrown vertically up with an initial speed of 5 m s-1. What is the magnitude and direction of force due to gravity acting on the body when it is at its highest point? Take G = 9.8 n kg-1
A cricket ball of mass 100 g strikes the hand of a player with a velocity of 20 ms-1 and is brought to rest in 0.01 s calculate
1) the force applied by the hand of the player.
2) the acceleration of the ball
______ has to be applied to change the ______ of a ______ object.
(moving, direction, force)
Does the palm apply any force on the ball, when we place our palm in front of a moving ball?
