Problem: A system of two objects has ΔKtot = 7 J and ΔUint = -3 J.Part AHow much work is done by interaction forces?Part BHow much work is done by external forces?

🤓 Based on our data, we think this question is relevant for Professor Mon's class at UGA.

FREE Expert Solution

Work and energy theorem:

W=-U

From the conservation of energy principle:

W=K+U

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Problem Details

A system of two objects has ΔKtot = 7 J and ΔUint = -3 J.

Part A

How much work is done by interaction forces?

Part B

How much work is done by external forces?

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Based on our data, we think this problem is relevant for Professor Mon's class at UGA.