Question

under the action of force F ,a body is moving with a uniform acceleration of 5m/s^2.The force required to produce a retardation of 10 m/s^2 is​

Answer 1

Answer:

Use F=ma

Explanation:

Case I:

F=m*5=>m=F/5...........(i)

Case II:

F'=m*(-10)

=F/5*(-10)..........[from eq(i)]

F'=-2F