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

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

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DGVCL Exam Paper (11-12-2011)
A fuse wire should have

High specific resistance and low melting point
High specific resistance and high melting point
Low specific resistance and high melting point
Low specific resistance and low melting point

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DGVCL Exam Paper (11-12-2011)
The purpose of embedding the damper winding in the pole face of a synchronous motor is to

Eliminate hunting and provide adequate starting torque
Reduce winding losses
Eliminate losses on account of fair friction
Reduce bearing friction

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