Question

A force of 100 N acts on a mass of 1 kg for 5 s. Calculate the change in momentum and change in velocity.​

Answer 1

Answer:

F=ma=m(v-u)/t=m∆v/t

=∆p/t

F=∆p/t

=>∆p=Ft

=100N×5S

=500NS

second type :-

100=1a

a=1/100

a=0.01m/S2

V=at

=0.01×5

=0.05m/S2

m=1(0.05)

=0.05kg.m/s