Question
If 5kg mass is droped from a height of 30m above the ground, determine the velocity of the mass when it is 18m above the ground
Answers
oobleck
KE gained = PE lost, so
1/2 mv^2 = mgh
v^2 = 2gh = 2*9.8*18
1/2 mv^2 = mgh
v^2 = 2gh = 2*9.8*18