# Science

calculate the energy released from a cell in a portable fan that was switched on for 50.0 seconds. The voltage drop was 1.5 V and the current was .55 A.

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3. 👁 89
1. power = V i = 1.5*.55
energy = power * time
= 1.5*.55*50 Joules

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2. 👎 0

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