Radiowaves of constant amplitude can be generated with (a) FET (b) filter (c) rectifier (d) oscillator

Answer: (d). An oscillator uses positive feedback to produce sustained a.c. oscillations of constant amplitude and frequency without any input signal. So the answer is (d) oscillator.

Radiowaves of constant amplitude can be generated with | NEET 1989 (AIPMT)

Q131NEET 1989 · AIPMTEasy

Junction Transistor

Radiowaves of constant amplitude can be generated with

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Answer: (d)

An oscillator uses positive feedback to produce sustained a.c. oscillations of constant amplitude and frequency without any input signal.
So the answer is (d) oscillator.

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