If a 5 A fuse is blown frequently in a house lighting circuit, it is required to

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 current rating

Reduce the load

Insert a fuse of higher voltage rating

Check the load

Insert a fuse of higher current rating

Reduce the load

Insert a fuse of higher voltage rating

Check the load

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

Split phase motor

Capacitor start motor

Capacitor start capacitor run motor

Universal motor

Split phase motor

Capacitor start motor

Capacitor start capacitor run motor

Universal motor

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DGVCL Exam Paper (11-12-2011)
The effect of electric shock on the human body depends on

Duration of contact

Voltage

Current

All of these

Duration of contact

Voltage

Current

All of these

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DGVCL Exam Paper (11-12-2011)
The circuit breaker generally used in railway traction is

Air break CB

Minimum Oil CB

Vacuum CB

Bulk Oil CB

Air break CB

Minimum Oil CB

Vacuum CB

Bulk Oil CB

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DGVCL Exam Paper (11-12-2011)
In the protection of transformers, harmonic restraint is used to guard against

Unbalanced protection

Magnetizing inrush current

Switching over voltages

Lightning

Unbalanced protection

Magnetizing inrush current

Switching over voltages

Lightning

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DGVCL Exam Paper (11-12-2011)
If the fault current is 2000 A, the relay plug setting is 50% and the CT ratio is 400/5, the plug setting multiple will be

15

10

25

50

15

10

25

50

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DGVCL Exam Paper (11-12-2011)

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

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

DGVCL Exam Paper (11-12-2011) The effect of electric shock on the human body depends on

DGVCL Exam Paper (11-12-2011) The circuit breaker generally used in railway traction is

DGVCL Exam Paper (11-12-2011) In the protection of transformers, harmonic restraint is used to guard against

DGVCL Exam Paper (11-12-2011) If the fault current is 2000 A, the relay plug setting is 50% and the CT ratio is 400/5, the plug setting multiple will be

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

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

DGVCL Exam Paper (11-12-2011)
The effect of electric shock on the human body depends on

DGVCL Exam Paper (11-12-2011)
The circuit breaker generally used in railway traction is

DGVCL Exam Paper (11-12-2011)
In the protection of transformers, harmonic restraint is used to guard against

DGVCL Exam Paper (11-12-2011)
If the fault current is 2000 A, the relay plug setting is 50% and the CT ratio is 400/5, the plug setting multiple will be