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Explain how a pulley works,

Explain how a pulley works, provide one way I can increase the efficiency of the machine. Be sure to explain the meaning of the
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four pulleys are connected by two belts. Pulley A (radius 15cm) is the drive pulley and it rotates at 10 rad/s. Pulley B (radius
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2. asked by Dawn
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A pulley system os being used to raise a load. The rope begins at the ceilings, goes down, round a pulley on the load, up to a
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2. asked by Alex
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A student uses a pulley to lift a log. In 1–2 sentences, explain how she can calculate the pulley’s efficiency.(2 points)
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2. 129 views
A student uses a pulley to lift a log. In 1–2 sentences, explain how she can calculate the pulley’s efficiency.(2 points)
1. 1 answer
2. 123 views
A student uses a pulley to lift a log. In 1–2 sentences, explain how she can calculate the pulley’s efficiency.
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2. asked by Kellz
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A student uses a pulley to lift a log. In 1-2 sentences, explain how she can calculate the pulley's efficiency.
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2. asked by Toast
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A student uses a pulley to lift a log. In 1–2 sentences, explain how she can calculate the pulley’s efficiency
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2. asked by Colleen Kelley
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A student uses a pulley to lift a log. 1-2 sentences, explain how she can calculate the pulley's efficiency.
1. 1 answer
2. 93 views
A student uses a pulley to lift a log. In 1 sentence, explain how she can calculate the pulley’s efficiency
1. 1 answer
2. 78 views