DGVCL Exam Paper (11-12-2011)
If a 5 A fuse is blown frequently in a house lighting circuit, it is required to

Insert a fuse of higher voltage rating
Check the load
Insert a fuse of higher current rating
Reduce the load

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DGVCL Exam Paper (11-12-2011)
DC series motors are best suited for traction work because

Torque and speed are proportional to the square of the armature current
Torque and speed are inversely proportional to the square of the armature current
Its torque is proportional to the square of the armature current and speed is inversely proportional to torque
Its torque is proportional to the square of the armature current and speed is directional proporational to torque

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DGVCL Exam Paper (11-12-2011)
The motor used in celling fans is

Capacitor start capacitor run motor
Universal motor
Split phase motor
Capacitor start motor

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