The efficiency of energy conversion on the energy flow through a hydroelectric power is?
-
A.
(frac{E1}{E2}) -
B.
(frac{E3}{E2}) -
C.
(frac{E2}{E1})+ E2 -
D.
(frac{E2}{E3}) + E1
Correct Answer: Option B
Explanation
Efficiency = (frac{text{useful energy output from machine}}{text{energy input into machine}})
= (frac{E3}{E2})
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