Problem
1.) A load with a mass of 5 kg was lifted up by a pulley to a height of
0.8 m for pile work. What is the potential energy of the
load?(PE=mgh)
Given:
solution:
1.) A load with a mass of 5 kg was lifted up by a pulley to a height of
0.8 m for pile work. What is the potential energy of the
load?(PE=mgh)
Given:
solution:
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Answer:
39.2 J
Step-by-step explanation:
Given:
Mass=5kg
Height=0.8m
Solution:
PE=mgh
PE= (5kg) (9.8 m/s^2) (0.8m)
PE= 39.2J
Note: 9.8 m/s^2is the acceleration due to gravity. Therefore gravity (g) has a value of 9.8 m/s^2
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