Question

an energy of 4 kg causes a displacement of 64 m in 2.5 s . the power delivered is​

Answer 1

Answer:

Explanation:

P=f.v=ma(s/t)

=m(v/t)(s/t)

=mv.s/t^2

=m(s/t).s/t^2

=m.s^2/t^3

=4×64×64/2.5×2.5×2.5

=1638/15.625

=1.04 kw