Physics · Electric Motors
An external starter is necessary to start a large DC motor because it:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Limits the initial starting armature current to a safe value✓
- 2Limits the back e.m.f. to zero at start
- 3Restricts the maximum speed of the motor
- 4Is required to change the direction of rotation
Correct answer
Limits the initial starting armature current to a safe value
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