Physics, 23.02.2022 16:40 yurybell

It takes less effort to lift a piano with a pulley. If the piano is lifted 3 meters, then... Select one:
a. the pulley rope is pulled 1 meter.
b. the pulley rope is pulled more than 1 meter, but less than 3 meters.
c. the pulley rope is pulled 3 meters.
d. the pulley rope is pulled more than 3 meters.

Answers: 1

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It takes less effort to lift a piano with a pulley. If the piano is lifted 3 meters, then... Select one:a. the pulley rope is pulled 1 meter.b. the pulley rope is pulled more than 1 meter, but less than 3 meters. c. the pulley rope is pulled 3 meters.d. the pulley rope is pulled more than 3 meters.

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