Question

A weight lifter lifts a 1.0 x 102 kg mass 1.5 m in 2.0 s. The power is?

Answer 1

Answer:

$\boxed{p = {7.4 \times 10}^{2} W} \to \: option \: c.$

Explanation:

$his \: power \: is \to \\ p = \frac{mgh}{t} \\ p = \frac{1.0 { \times 10}^{2} \times 1.5 \times 9.8}{2.0} \\ p= 735 \\ \boxed{p = {7.4 \times 10}^{2} }$