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Radio Receivers Are Usually Tuned by Adjusting the Capacitor of an LC

Question 20

Multiple Choice

Radio receivers are usually tuned by adjusting the capacitor of an LC circuit. If C = C1 for a frequency of 600 kHz, then for a frequency of 1200 kHz one must adjust C to:


A) C1/2
B) C1/4
C) 2C1
D) 4C1
E) Radio receivers are usually tuned by adjusting the capacitor of an LC circuit. If C = C<sub>1</sub> for a frequency of 600 kHz, then for a frequency of 1200 kHz one must adjust C to: A) C<sub>1</sub>/2 B) C<sub>1</sub>/4 C) 2C<sub>1</sub> D) 4C<sub>1</sub> E)

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