Oscillator MCQs

41. The basic hartley oscillator uses

  1. one inductor and two capacitors
  2. a centre tapped inductor and a capacitor
  3. two capacitor
  4. tickler coil

Answer
Answer. b

42. The primary advantage of a crystal oscillator is

  1. It can oscillate at any frequency
  2. It gives a high output voltage
  3. Its frequency of oscillation remains almost constant
  4. It operates on a very low dc supply voltage

Answer
Answer. c

43. Feedback factor at the frequency of oscillation of a Wien bridge oscillator is

  1. 3
  2. \frac{1}{3}
  3. \frac{1}{29}
  4. \frac{3}{29}

Answer
Answer. b

44. The required gains of the amplifier for sustain oscillations in Wien bridge oscillator are

  1. |A| = 3, |B| = 1/3
  2. |A| = 2, |B| = 1/3
  3. |A| = 3, |B| = 1/2
  4. |A| = 1, |B| = 1

Answer
Answer. a

error: Content is protected !!

Adblocker detected! Please consider reading this notice.

We've detected that you are using AdBlock Plus or some other adblocking software which is preventing the page from fully loading.

We don't have any banner, Flash, animation, obnoxious sound, or popup ad. We do not implement these annoying types of ads!

We need fund to operate the site, and almost all of it comes from our online advertising.

Please add electricalvoice.com to your ad blocking whitelist or disable your adblocking software.

×