Question

A body of mass 2.5 kg undergoes a change of velocity of 10 m/s what is the force acting on it

Answer 1

Force = Mass x Acceleration
acceleration is the change in velocity
mass = 2.5 kg. Acceleration = 10m/s ^2
force =
$2.5kg \times 10m {s}^{ - 2} \\ = 25 \: kgm {s}^{ - 2}$
= 25 N