In a DC motor, the device which is used to change the direction of current through the coil after every half rotation is called

magnet

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brushes

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armature

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commutator

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Solution

The correct option is D
commutator

In a DC motor, the split rings help to change the direction of current through the coil after every half rotation. For this reason, it is also called split ring commutator.

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In a DC motor, the device which is used to change the direction of current through the coil after every half rotation is called

The correct option is D commutator In a DC motor, the split rings help to change the direction of current through the coil after every half rotation. For this reason, it is also called split ring commutator.

The correct option is D
commutator

In a DC motor, the split rings help to change the direction of current through the coil after every half rotation. For this reason, it is also called split ring commutator.