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A certain fan is capable of using 4800J of electrical energy each minute,converting 4000J of it into kinetic energy of the fan .what is the efficiency of this fan? |
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Answer» Answer:
Explanation: Given that:
To FIND:
Solution:We KNOW that Efficiency=Output Energy/Input Energy ×100% Hence, the efficiency of the fan is 120% Ans. Hope it's help you. |
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