Posted by Priscilla on Monday, January 4, 2010 at 4:36pm.
A 2000kg truck is raised 15 m in an elevator. What is the increase in its potential energy?
GIVEN:
mg = 2000 kg
h = 15 m
PE = mgh
PE = (2000)(15)
PE = 30,000 J

Physics  bobpursley, Monday, January 4, 2010 at 4:52pm
Nope: mg= 2000kg*9.8N/kg
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