Question

if a body starts from rest and mass with a uniform velocity of 48 km/hr find the force exerted by it , if mass is 200gms.​

Answer 1

u =0
v =48 km/h = 13.33...m/s
m =200 gm = 0.2 kg
t = 1 h = 60 min

F= ma
= 0.2 x 13.33-0/60
= 0.2 x 13.33/60
=. 0.2 x 0.22....
= 0.044... N