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Electrical Drives & Control For Automation S5 ME Question bank Module 1&2

Electrical Technology

DC Machines-principle of operation-emf equation-types of
excitations. Separately excited, shunt and series excited DC
generators, compound generators. General idea of armature
reaction, OCC and load characteristics - simple numerical
Principles of DC motors-torque and speed equations-torque
speed characteristics- variations of speed, torque and power
with motor current. Applications of dc shunt series and
compound motors. Principles of starting, losses and efficiency –
load test- simple numerical problems.

Questions Prepared by,               
               RONA JOHN
               A.P, EEE 

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