Computer Programming MCQs

A. Centrifugal pumps
B. Elevators
C. Steel rolling mills
D. Colliery winders

A. 2.36%
B. 4.76%
C. 6.77%
D. 8.84%

A. Constant torque drive
B. Constant voltage drive
C. Constant current drive
D. None of the above

A. A resistance is connected in series with armature
B. A resistance is connected parallel to the armature
C. Armature is temporarily open circuited
D. A high value resistor is connected across the field winding

A. Increasing the resistance in armature circuit
B. Increasing the resistance in field circuit
C. Reducing the resistance in the field circuit
D. Reducing the resistance in the armature circuit

A. Independent of ia
B. Proportional to la
C. Varies as (ia)
D. Varies as la

A. Differentially compounded motor
B. Cumulatively compounded motor
C. Shunt motor
D. Series motor

A. Torque will remain constant
B. Torque will change but power will remain constant
C. Torque and power both will change
D. Torque, power and speed, all will change

A. Zero torque braking
B. Smallest torque braking
C. Highest torque braking
D. None of the above

A. Constant voltage drive
B. Constant current drive
C. Constant torque drive
D. None of the above