As per Electricity Act, _____ means a process which simultaneously produces two or more forms of useful energy (including electricity).

DGVCL Exam Paper (12-06-2016)
As per Electricity Act, _____ means a process which simultaneously produces two or more forms of useful energy (including electricity).

None of these

Captive Power Plant

Cogeneration

Power generation

None of these

Captive Power Plant

Cogeneration

Power generation

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DGVCL Exam Paper (12-06-2016)
The kVA rating of Three-phase transformer with Voltage = 200 V and Current = 100 A will be :

34.64 kVA

75 kVA

None of these

20 kVA

34.64 kVA

75 kVA

None of these

20 kVA

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DGVCL Exam Paper (12-06-2016)
What will happen if the primary of a transformer is connected to DC supply?

Transformer will operate with low efficiency

Transformer will operate with high efficiency

No effect

Transformer may start to smoke and burn

Transformer will operate with low efficiency

Transformer will operate with high efficiency

No effect

Transformer may start to smoke and burn

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DGVCL Exam Paper (12-06-2016)
A Step Up transformer :

(a) and (b) only

Step up the level of Frequency

Steps down the level of current

Steps up the level of Voltage

(a) and (b) only

Step up the level of Frequency

Steps down the level of current

Steps up the level of Voltage

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DGVCL Exam Paper (12-06-2016)
SF₆ gas:

Has pungent smell

Is yellow in colour

Is nontoxic

Is lighter than air

Has pungent smell

Is yellow in colour

Is nontoxic

Is lighter than air

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DGVCL Exam Paper (12-06-2016)
The main disadvantages of having poor power factors are:

High energy loss in conductor

Poor voltage regulation

All of these

High cost of station and distribution equipment

High energy loss in conductor

Poor voltage regulation

All of these

High cost of station and distribution equipment

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DGVCL Exam Paper (12-06-2016)

DGVCL Exam Paper (12-06-2016) As per Electricity Act, _____ means a process which simultaneously produces two or more forms of useful energy (including electricity).

DGVCL Exam Paper (12-06-2016) The kVA rating of Three-phase transformer with Voltage = 200 V and Current = 100 A will be :

DGVCL Exam Paper (12-06-2016) What will happen if the primary of a transformer is connected to DC supply?

DGVCL Exam Paper (12-06-2016) A Step Up transformer :

DGVCL Exam Paper (12-06-2016) SF₆ gas:

DGVCL Exam Paper (12-06-2016) The main disadvantages of having poor power factors are:

DGVCL Exam Paper (12-06-2016)
As per Electricity Act, _____ means a process which simultaneously produces two or more forms of useful energy (including electricity).

DGVCL Exam Paper (12-06-2016)
The kVA rating of Three-phase transformer with Voltage = 200 V and Current = 100 A will be :

DGVCL Exam Paper (12-06-2016)
What will happen if the primary of a transformer is connected to DC supply?

DGVCL Exam Paper (12-06-2016)
A Step Up transformer :

DGVCL Exam Paper (12-06-2016)
SF₆ gas:

DGVCL Exam Paper (12-06-2016)
The main disadvantages of having poor power factors are: