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# Physics Homework Answers & Questions

## HOMEWORK SOLVED

❶What is the instantaneous rate at which the force does work on the object? Add that to the net thermal energy in the box at the end.

Harm to minors, violence or threats, harassment or privacy invasion, impersonation or misrepresentation, fraud or phishing, show more. Engineers are designing a system by which a falling mass m imparts kinetic energy to a rotating uniform drum to which it is attached by thin, very light wire wrapped around the rim of the drum the figure Figure 1.

There is no appreciable friction in the axle of the drum, and everything starts from rest. This system is being tested on earth, but it is to be used on Mars, where the acceleration due to gravity is 3.

In the earth tests, when m is set to But in part b, How fast would the Are you sure you want to delete this answer? If the drum gained of those J, the mass must have gained the rest: The answer is approximately 9. Related Questions Physics homework help, mastering physics?

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## Main Topics

The Work, Energy, and Power in Physics chapter of this High School Physics Homework Help course helps students complete their work, energy, and.

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