DC MOTORS - Practice Mode

1) Which protect DC motor from over load?

Commutator Field diver Armature diverter Starter

Correct Answer: Starter

2) How starting current is reduced in DC motors?

By using armature diverter By using field diverter By using starters By controlling speed

Correct Answer: By using starters

3) Which part of DC motor starter hold the handle in ON position?

OLR No volt coil Protective resistor Spiral spring

Correct Answer: No volt coil

4) How the starting resistance is connected with armature of DC motor?

Parallel with armature Series with armature Series with field Across with field

Correct Answer: Series with armature

5) Which starter is used for starting a DC compound motor?

Two point starter DOL starter Four point starter Star-Delta starter

Correct Answer: Four point starter

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