Advertisements
Advertisements
Question
How is force related to the momentum of a body?
Advertisements
Solution
Force is equal to the rate of change of momentum.
RELATED QUESTIONS
A spring is compressed against a rigid wall. Draw a neat and labelled diagram showing the forces acting on the spring.
Define the term Force?
Complete the following sentence:
Mass X change in velocity = ............x time interval.
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
A body is acted upon by two forces of magnitude F, but in opposite directions. State the effect of the force if the two forces act at two different points of the body at a separation r.
A man can open a nut by applying a force of 150 N by using a lever handle of length 0.4 m. What should be the length of the handle if he is able to open it by applying a force of 60 N?
How do you define force? What are the forces acting on a man standing in a lift? If the lift moves down with an acceleration of 2 ms−2, what is the net force on the man if his mass is 50 kg?
______ has to be applied to change the ______ of a ______ object.
(moving, direction, force)
Briefly explain how we experience a force in our daily life.
The moon attracts Earth with a force of 1020 N, and then the force with which the Earth attracts the moon is ______.
