ису
5. A body of mass 5kg is moving with velocity of 10ms-1. Find the force required to
stop it in 2s:
B. 15N

1 thought on “ису<br />5. A body of mass 5kg is moving with velocity of 10ms-1. Find the force required to<br />stop it in 2s:<br />B. 15N<br />”

1. Answer:

   c is correct option

   Step-by-step explanation:

   v=0

   u=10m/s

   mass =5kg

   t=2s

   v=u+at

   0=10+a*2

   -10=2a

   a=-5 m/s²

   as F=ma

   =5*(-5)

   = -25 N (-ive sign indicate opposing force)

   Reply