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Two Parallel Currents

In case of an...

Question

In case of an armature controlled separatelt excited d.c. motor drive with closed loop speed control, an inner current loop is useful because it

A

Limits the speed of the motor to a safe value

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B

Helps in improving the drive energy efficiency

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C

Limits the peak current of the motor to the permissible value

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D

Reduces the steady state speed error

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Solution

The correct option is C Limits the peak current of the motor to the permissible value
Closed loop system limits the peak value.

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