The speed of a D.C. shunt motor can be increased by

April 9, 2022

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The speed of a D.C. shunt motor can be increased by

Q. The speed of a D.C. shunt motor can be increased by

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

Answer: increasing the resistance in field circuit

The speed of a D.C. shunt motor can be increased by

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If I2 be the armature current, then speed of a D.C. shunt motor is

The speed of a D.C. shunt motor can be increased by

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In case the back e.m.f. and the speed of a D.C. motor are doubled, the torque developed by the motor will

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