Electrical Drive Systems MCQs : This section focuses on the "Electrical Drive Systems". These Multiple Choice Questions (MCQs) should be practiced to improve the Electrical Drive Systems skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Calculate the coefficient of friction if the angle of inclination is 0°.
A. 2
B. 1
C. 4
D. 0
Question 2
Calculate the minimum anode current required to turn off SCR if the latching current value is 2 A.
A. 2 A
B. 3 A
C. 4 A
D. 5 A
Question 3
Calculate the value measured by PMMC when a sinusoidal voltage signal V(t)=20sin(?t) is applied to it.
A. 1 V
B. 2 V
C. 6 V
D. 0 V
Question 4
Calculate the value of the coefficient of static friction using the data: F=4 N, Normal force=16 N.
A. 0.24
B. 0.25
C. 0.15
D. 0.14
Question 5
Current Chopping is most severe in which one of the following?
A. Air Blast Circuit Breaker
B. Oil Circuit Breaker
C. Air Break Circuit Breaker
D. Vacuum Circuit Breaker
Question 6
Full form of LSS is ____________
A. Line Surge Suppressors
B. Local Surge System
C. Local Surge Suppressors
D. Line Surge System
Question 7
Full form of MCC is ____________
A. Motor control center
B. Motor counter center
C. Machine control center
D. Motor coil counter
Question 8
Full form of PCC is ____________
A. Producer control center
B. Poor counter center
C. Power control center
D. Power coil counter
Question 9
Full form of PLC is ____________
A. Programmable Logic Controller
B. Programmable Language Controller
C. Peterson Language Counter
D. Programmable Logic Counter
Question 10
Full form of TVS is __________
A. Transient voltage suppression
B. Transient voltage surge
C. Total voltage surge
D. True voltage surge
Question 11
Oil circuit breaker is mainly used in _____________
A. Synchronous machine
B. Induction machine
C. DC machine
D. Transformer
Question 12
The frictional force always acts in the perpendicular direction of motion of the body.
A. True
B. False
Question 13
The power conductor in electric trains is called a contact wire.
A. True
B. False
Question 14
When was the first train built?
A. 1804
B. 1810
C. 1814
D. 1820
Question 15
Who invented the first circuit breaker?
A. Albert Einstein
B. Thomas Edison
C. Nicola Tesla
D. Trent Boult
Question 16
Calculate the minimum anode current required to turn off SCR if the latching current value is 2 A.
A. 2:00 AM
B. 3:00 AM
C. 4:00 AM
D. 5:00 AM
Question 17
Calculate the value measured by PMMC when a sinusoidal voltage signal V(t)=20sin(ωt) is applied to it.
A. 1 V
B. 2 V
C. 6 V
D. 0 V