Question

A 7.0 kg mass is lifted 4.0 m above the ground. Find the change in gravitational energy.

Answer 1

$\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}$

Actually Welcome to the concept of Graviatoonal Energy.

P = mgh

hence,

E = (7)*(9.8)*(4) = 274.4 joules

==> Energy = 274.4 J