In a half wave rectifier, the output is taken across a \( 90 \Omega \) load resistor. If the res...

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In a half wave rectifier, the output is taken across a \( 90 \Omega \) load resistor. If the resistance of diode in forward biased condition is \( 10 \Omega \), the efficiency of rectification of ac power into dc power is
(a) \( 40.6 \% \)
(b) \( 81.2 \% \)
(c) \( 73.08 \% \)
(d) \( 36.54 \% \)
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