If a square wave is fed to a differentiating circuit, the output will be _____________?
(A) Sine wave
(B) Sharp narrow pulses
(C) Rectangular wave
(D) Triangular wave
If the input to a differentiating circuit is a saw-tooth wave, then output will be _____________?
(A) Square
(B) Triangular
(C) Sine
(D) Rectangular
An astable multivibrator has ________________?
(A) One stable state
(B) Two stable states
(C) No stable state
(D) None of the above
A relay is superior to a mechanical switch because it _______________?
(A) Is relatively inexpensive
(B) Does not require moving contacts
(C) Combines control with power amplification
(D) None of the above
______________ multivibrator is a square wave oscillator?
(A) Monostable
(B) Astable
(C) Bistable
(D) None of the above
The most inexpensive switch is _____________ switch?
(A) Electronic
(B) Mechanical
(C) Electromechanical
(D) None of the above
The maximum speed of electronic switch can be _____________operations per second?
(A) 104
(B) 10
(C) 1000
(D) 109
The main disadvantage of a mechanical switch is that it_______________?
(A) Is operated mechanically
(B) Is costly
(C) Has high inertia
(D) None of the above
In a multivibrator, we have___________ feedback?
(A) Negative
(B) 100 % positive
(C) Both positive and negative
(D) None of the above