2 years ago

How could you engineer a device that produces beneficial friction and heat?

Chemistry

1 answer:

nlexa [21]2 years ago

3 0

Answer:

Explanation:

That's why rubbing your hands together makes them warmer. ... Friction causes the molecules on rubbing surfaces to move faster, so they have more energy. This gives them a higher temperature, and they feel warmer. Heat from friction can be useful.

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Answer:

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Explanation:

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eduard

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A 3-m3 rigid tank contains hydrogen at 250 kPa and 550 K. The gas is now cooled until its temperature drops to 350 K. Determine

san4es73 [151]

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Explanation:

Below is an attachment containing the solution.

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3 years ago