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31-05-2017
Physics

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Based on the law of conservation of energy, how can we reasonably improve a machine’s ability to do work? Move the machine to a different gravitational field. Increase the friction between its moving parts. Reduce the friction between its moving parts. Redefine the machine’s system boundaries.

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nash000 nash000

31-05-2017

Reduce the friction. Since the total energy is conserved, the only way to improve its work capacity is by reducing energy that doesnt go into work.

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xxxsanyeo xxxsanyeo

28-11-2018

Reduce the friction between its moving parts

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