Electric Drives Questions and Answers
Q1.
The shape of the current-torque current characteristics in DC series motor is a ______
Answer :
Parabola
Q2.
Transient analysis is only applicable to bounded systems.
Answer :
True
Q4.
Which of the following are the types of Stress?
Answer :
Longitudinal stress, Volume stress, Tangential stress
Q5.
Current rating of the IM depends upon the cross-section area of the conductors.
Answer :
True
Q6.
Which duty cycle has on load and off-loads period?
Answer :
Intermittent duty
Q7.
The capacity of the Crane is expressed in terms of tonnes.
Answer :
True
Q8.
Which of the following are the classes of insulating material in electrical machines?
Answer :
Γ, A, E, F, H, C
Q9.
Overloading can be prevented using ______
Answer :
Over-current protection
Q10.
Electric motors are placed in ______ to protect them from dust and contamination.
Answer :
Enclosures
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