An oscillator differs from an amplifier because it

In an LC oscillator, the frequency of oscillator is ___________ L or C.

A. Proportional to square of

B. Directly proportional to

C. Independent of the values of

D. Inversely proportional to square root of

Quartz crystal is most commonly used in crystal oscillators because ___________

A. It has superior electrical properties

B. It is easily available

C. It is quite inexpensive

D. None of the above

In a certain oscillator Av = 50. The attention of the feedback circuit must be ___________

A. 1

B. 5

C. 10

D. 2

Hartley oscillator is commonly used in ___________

A. Radio receivers

B. Radio transmitters

C. TV receivers

D. None of the above