If a man of mass M jumps to the ground from a height h and his centre of mass moves a dis†an ce x in the time taken by him to hit the ground then the average force acting on him is ?

Open in App

Solution

Suggest Corrections

Similar questions

Q. If a man of mass M jumps to the ground from a height h and his centre of mass moves a distance x in the time taken by him to 'hit' the ground, and the average force acting on him (assuming his retardation to be constant during his impact with the ground) is

If a man of mass M jumps to the ground from a height h and his centre of mass moves a distance of x during the impact, the average force acting on him (assuming his retardation to be constant during his impact with the ground) is

Q. A man whose mass is

m

kg jumps vertically into air from a sitting position in which his centre of mass is at a height

h_{1}

from the ground. When his feet are just about to leave the ground his centre of mass is

h_{2}

from the ground and finally rises to

h_{3}

when he is at the top of the jump. What is the average upward force exerted by the ground on him?

Q. A ball of mass

1 k g

dropped from

9.8 m

height strikes the ground and rebounds to a height of

4.9 m

. If the time of contact between ball and ground is

0.1 s

, then find impulse and average force acting on ball.

Join BYJU'S Learning Program