While tuning in a certain broadcast station with a receiver, we are ac – McqOptions

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1.	While tuning in a certain broadcast station with a receiver, we are actually
A.	Varying the local oscillator frequency
B.	Varying the frequency of the radio signal to be picked up
C.	Tuning the antenna
D.	None of these
Answer» B. Varying the frequency of the radio signal to be picked up

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