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0 votes
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in Physics by (75.0k points)

A source of sinusoidal emf with constant voltage is connected in series with an oscillating circuit with quality factor Q = 100. At a certain frequency of the external voltage the heat power generated in the circuit reaches the maximum value. How much (in percent) should this frequency be shifted to decrease the power generated n = 2.0 times?

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Best answer

Power generated will decrease n times when

(taking only the positive sign in the first term to ensure positive value for ω/ω0 

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