A. Light duty
B. Medium duty
C. Heavy duty
D. All of the above
Industrial Drives
Industrial Drives
A. Starting torque
B. Conditions of environment
C. Limitation on starting current
D. Speed control range and its nature
E. All of the above
A. variable load
B. continuous
C. continuous but periodical
D. intermittent and variable load
A. Conveyor motor
B. Floor mill motor
C. Fan motor
D. All of the above
A. Running characteristics
B. Starting characteristics
C. Efficiency
D. Braking
A. Electrical characteristics
B. Mechanical characteristics
C. Size and rating of motors
D. Cost
E. All of the above
A. Universal motor
B. D.C. series motor
C. Synchronous motor
D. Three-phase induction motor
A. Squirrel cage induction motor
B. Synchronous motors
C. Ward-Leonard controlled D.C. motors
D. Any of the above
A. 2 kW
B. 20 kW
C. 50 kW
D. 100 kW
A. Power houses
B. Pumping stations
C. Automobile workshops
D. All of the above