A object weighing 33 kg goes up a 7 meter hill. If 231 J of thermal energy ar created how fast was the object going at the bottom of the hill ?

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A object weighing 33 kg goes up a 7 meter hill. If 231 J of thermal energy ar created how fast was the object going at the bottom of the hill ? 

Expert Solution
Step 1

Given,

Mass, m=33kg

Height, h=7m

According to the conservation of energy,

 

12mv2=mgh+231

 

 

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