Ep = m. g. h, 500 J = 2kg. 10 m/s\xb2 . h, = h, 25 m = h, M=2kg, g=10ms^-2, EP=500J, EP =mgh, 500 = 2.10.h, 500 = 20h, h=25m, CMIIW,
Ep = m. g. h, 500 J = 2kg. 10 m/s\xb2 . h, = h, 25 m = h, M=2kg, g=10ms^-2, EP=500J, EP =mgh, 500 = 2.10.h, 500 = 20h, h=25m, CMIIW,