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In 1–2 sentences, explain how to calculate the efficiency of

A team of students built an electric fan. They calculate that the fan’s efficiency is just 46%.Explain in 3-5 sentences how
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In 1–2 sentences, explain how to calculate the efficiency of a toaster.
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In 1–2 sentences, explain how to calculate the efficiency of a toaster
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In 1 sentences, explain how to calculate the efficiency of a toaster.
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In 1-2 sentences, explain how to calculate the efficiency of a toaster.
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In 1-2 sentences explain how to calculate the efficiency of a toaster
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In 1–2 sentences, explain how to calculate the efficiency of a toaster.(2 points)
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In 1–2 sentences, explain how to calculate the efficiency of a toaster.(2 points)
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In 1–2 sentences, explain how to calculate the efficiency of a toaster.(2 points)
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A student uses a pulley to lift a log. In 1-2 sentences explain how she can calculate the pulleys efficiency
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