An oscillator that uses a tapped coil to obtain the feedback is called:

An oscillator that uses a tapped coil to obtain the feedback is called: a. A Hartley circuit b. A Pierce circuit c. A multivibrator d. A negative feedback circuit
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An oscillator that uses a tapped coil to obtain the feedback is called: a. A Hartley circuit b. A Pierce circuit c. A multivibrator d. A negative feedback circuit 

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