M

Mr. Dubey • 52.30K Points
Coach 

Q. In Gunn diode oscillator, the Gunn diode is inserted into a waveguide cavity formed by a short circuit termination at one end

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

Explanation: 
 the gunn diode is mounted at the centre of the broad wall of a shorted waveguide since for the dominant te10 mode; the electric field is maximum at the centre.

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. Boost converter is used to _________

Q. The bearings used to support the rotor shafts are generally

Q. The selection of an electric motor for any application depends on which of the following factors ?

Q. SCR is uni-directional in nature.

Q. Unit step response of the system described by the equation y(n) +y(n-1) =x(n) is:

Q. In a separately excited generator supplying rated load the armature reaction ,

Q. If the normalized load impedance of a transmission line is 2, then the reflection co- efficient is:

Q. Gain of power amplifiers with increase in operating frequency.

Q. To flatten the gain response of a transistor:

Q. The system which works on the initial condition without any input applied to it is called as :