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Physics, 24.04.2020 20:04 ineedhelpwhomework

A machine is brought in to accomplish a task which requires 100 ft.-lbs. of work. Which statements are correct:

the required machine will reduce the work for the employees
the machine will require an input greater than 100 ft.-lbs.
The machine may accomplish the task faster than manual work
friction within the machine will reduce the amount of work required to accomplish the task

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A machine is brought in to accomplish a task which requires 100 ft.-lbs. of work. Which statements a...
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