Physics, 28.01.2021 16:50 sheram2010
One elevator lifts a mass a given height in 10 seconds. A second elevator does the same work in 5 seconds. Compared with the power developed by the first elevator, the power developed by the second elevator is -
twice as great
the same
four times as great
one-half as great
Answers: 1
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One elevator lifts a mass a given height in 10 seconds. A second elevator does the same work in 5 se...
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