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.Management Sciences
Category: Electrical Engineering Mcqs
Out of the following which is not a poor conductor__________?
A. Cast iron
B. Copper
C. Carbon
D. Tungsten
A 10 V power supply would use ____________ as filter capacitor?
A. paper capacitor
B. mica capacitor
C. electrolytic capacitor
D. air capacitor
The transfer function of PWM is generally developed in______________?
A. Time domain
B. Frequency domain
C. Either A. or B.
D. None of these
Dielectric strength of medium____________?
A. increases with rise in temperature
B. increases with moisture content
C. is same for all insulating materials
D. none of the above
Which of these is the best description for a Zener diode ?
A. It is a diode
B. It is a constant current device
C. It is a constant-voltage device
D. It works in the forward region
A control system working under unknown random actions is called______________?
A. computer control system
B. digital data system
C. stochastic control system
D. adaptive control system
The power gain in a transistor connected in___________arrangement is the highest?
A. common emitter
B. common base
C. common collector
D. none of the above
Ferrites are a sub-group of_______________?
A. non-magnetic materials
B. ferro-magnetic materials
C. paramagnetic materials
D. ferri-magnetic materials
In the SPWM, the modulating signal is___________?
A. Square
B. Sinusoidal
C. Triangular
D. Saw – tooth
For the same cylinder dimensions and speed, which of the following engine will produce least power?
A. Supercharged engine
B. Diesel engine
C. Petrol engine
D. All of the above engines will equal power
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