M

Mr. Dubey • 52.30K Points
Coach 

Q. Aliasing is caused when:

(A) sampling frequency must be equal to the message signal
(B) sampling frequency must be greater to the message signal
(C) sampling frequency must be less to the message signal
(D) sampling frequency must be greater than or equal to the message signal
Correct : Option (C)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. are used in the final stages of radar and radio transmitters to increase the radiated power level.

Q. Thermal runaway is not possible in FET because as the temperature of FET increases

Q. Addition of zeros in transfer function causes which of the following?

Q. The material for commutator brushes is generally

Q. Motor preferred for kiln drives is usually

Q. As a result of introduction of negative feedback which of the following will not decrease ?

Q. Antennas are used

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

Q. An amplifier using an opamp with slew rate SR=1v/μsec has a gain of 40dB. if this amplifier has to faithfully amplify sinusoidal signals from dc to 2

Q. With feedback _____ increases.