Question

a body of mass 50 kg is at rest if it is acted upon by a force of 20N for 4 sec how much speed will it acquire
​

Answer 1

Answer:

here is your answer ....

cheers!!

Answer 2

$\huge\sf\underline{\pink{AnsWeR}}$

According to Newton's second law,

F= m×a

F=m× v/t

Then from this velocity can be found easily.

Velocity = 20 × 4/50

Velocity = 1.6 m/s.