Physics, asked by anchalsoni86, 3 months ago

give reason
1 a streched catapult has a potential energy
2 a stone on ground has zero energy
3 rolling a drum is work against friction
4 lifting a stone is work against gravity
5 work and energy both have same unit .​

Answers

Answered by ethan6002pereira
2

Answer:

potential energy is push forth mechanical energy

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