M

Mr. Dubey • 52.30K Points
Coach 

Q. In transistor oscillators, the requirement of a negative resistance device is satisfied using a varactor diode.

(A) true
(B) false
(C) ---
(D) ---
Correct : Option (B)

Explanation: 
 in a transistor oscillator, a negative resistance one port network is created by terminating a potentially unstable transistor with impedance designed to drive the device in an unstable region.

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. The horizontal intercept of dc load line is the same as ideal

Q. To prevent an IMPATT diode from burning, a constant bias source is used to maintain at safe limit.

Q. Complex conjugate pair:

Q. 2 IMPEDANCE MATCHING

Q. Which one is an example of variable loss?

Q. Which of the following is an advantage of electric traction over other methods of traction ?

Q. A DC chopper feeds an RLE load. If the value of E is increased by 20%, the current ripple ________

Q. For a D.C. machines laboratory following type of D.C. supply will be suitable

Q. A signal other than the reference input that tends to affect the value of controlled variable is known as

Q. What is Eigen value?