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DGVCL Exam Paper (12-06-2016)

DGVCL Exam Paper (12-06-2016)
A _____ is used to measure the stator % winding temperature of the generator.

Thermometer
Thermocouple
Resistance thermometer
Pyrometer

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DGVCL Exam Paper (12-06-2016)
The process of a computer receiving information from a server via Internet is known as:

All of these
Downloading
Retrieving
Uploading

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DGVCL Exam Paper (12-06-2016)
A certain transformer has 200 turns in the primary winding, 50 turns in the secondary winding and 120 volts applied to the primary. What is the voltage across the secondary?

480 Volts
60 Volts
120 Volts
30 Volts

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For transformer, V2/V1 = N2/N1
V2/120 = 50/200
V2 = 30 V

DGVCL Exam Paper (12-06-2016)
In a transformer the energy is conveyed from primary to secondary

Through cooling coil
Through air
By the flux
None of these

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function of transfomer is that transfer electrical energy from primary cicuit to secondary through magnetic cicuit by mutual induction

DGVCL Exam Paper (12-06-2016)
Reactance relay is used for protection against:

Over voltage fault
Earth fault
Phase fault
None of these

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DGVCL Exam Paper (12-06-2016)
The Electricity Act is applicable in _____

All parts of India
In Gujarat only
All the states of India
All parts of India except state of Jammu and Kashmir

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