Electrical Engineering Mcqs | Industrial Drives

Heat control switches are used in__________________?

Byadmin December 24, 2018August 12, 2021

Heat control switches are used in__________________?

A. transformers
B. cooling ranges
C. three phase induction motors
D. single phase

Electrical Engineering Mcqs | Transistor Audio Power Amplifiers

The output transformer used in a power amplifier is a _____________ transformer?

The output transformer used in a power amplifier is a _____________ transformer?

A. 1:1 ratio
B. Step-up
C. Step-down
D. None of the above

Read More The output transformer used in a power amplifier is a _____________ transformer?
Electrical Engineering Mcqs | Passive Filters

In a certain parallel resonant band-pass filter, the resonant frequency is 14 kHz. If the bandwidth is 4 kHz, the lower frequency_____________?

In a certain parallel resonant band-pass filter, the resonant frequency is 14 kHz. If the bandwidth is 4 kHz, the lower frequency_____________?

A. is 7 kHz
B. is 10 kHz
C. is 12 kHz
D. cannot be determined

Read More In a certain parallel resonant band-pass filter, the resonant frequency is 14 kHz. If the bandwidth is 4 kHz, the lower frequency_____________?
Electrical Engineering Mcqs | Semiconductor Theory

In the depletion region of a pn junction, there is a shortage of_________________?

In the depletion region of a pn junction, there is a shortage of_________________?

A. Acceptor ions
B. Holes and electrons
C. Donor ions
D. None of the above

Read More In the depletion region of a pn junction, there is a shortage of_________________?
Electrical Engineering Mcqs | Semiconductor Theory

When the temperature of an extrinsic semiconductor is increased, the pronounced effect is on_________________?

When the temperature of an extrinsic semiconductor is increased, the pronounced effect is on_________________?

A. Junction capacitance
B. Minority carriers
C. Majority carriers
D. None of the above

Read More When the temperature of an extrinsic semiconductor is increased, the pronounced effect is on_________________?
Electrical Engineering Mcqs | Single Stage Transistor Amplifiers

In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is _________________?

In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is _________________?

A. 180o
B. 270o
C. 90o
D. 0o

Read More In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is _________________?
Electrical Engineering Mcqs | Industrial Drives

Which of the following alternatives will be cheaper ?

Which of the following alternatives will be cheaper ?

A. A 100 H.P. AC. three phase motor
B. Four motors of 25 H.P. each
C. Five motors of 20 H.P. each
D. Ten motors of 10 H.P. each

Read More Which of the following alternatives will be cheaper ?

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