Question

If mass=100gm,initial velocity =10 mper second,final velocity is =0 and time is 0.2second, find acceleration and force

Answer 1

Answer:

acceleration =-50 means retardation

force=-5000N

Explanation:

v=u+at

0=10+a(.2)

-10÷(.2)=a

a=-50m/s^2

Force =ma

F=100×(-50)

F=-5000N