Respuesta :

dagi91297

Answer:

potential energy=mgh (weight × height)

m=20kg

g=9.8m/s2

h=8

20×9.8×8=1568

The potential energy is 1568J

gupta23lalan

Answer:

Potential energy = m × g × h

m = 20 kg

acceleration due to gravity = 9. 8 m/ s 2

height ( h ) = 8

= 20 × 9.8 × 8

= 1568

:. potential energy = 1568 Joule