Quiz Questions - MONTHLY TEST

Question 1 1 Marks

Which motor is fitted with single phasing relay?

A

Single Phase motors

B

DC shunt motor

C

DC series motor

D

Three phase motors

Question 2 1 Marks

What is the advantage of underground distribution system?

A

High installation cost

B

Difficult to trace the faults

C

Lower life span

D

Good appearance

Question 3 1 Marks

What is distribution system?

A

Supply from substation to consumer

B

Supply from generating station to substation

C

Generation of power in a generating station

D

Supply from generating station to transmission line

Question 4 1 Marks

Which type of distribution is used in residential area?

A

Single phase two wire

B

Three phase three wire

C

Two phase Two wire

D

Three phase four wire

Question 5 1 Marks

Which is a part of over head line?

A

Lead sheath

B

Stay wire

C

Armouring

D

Cable trench

Question 6 1 Marks

What is service main?

A

The cable carrying supply from distributor to meter of consumer

B

The cable carrying supply from meter to load

C

The cable carrying supply from generating station to transformer

D

The cable carrying supply from transformer to over head line

Question 7 1 Marks

Which is the main disadvantage of hydro power plant?

A

High capital cost

B

Complicated construction

C

High maintenance cost

D

Requires long starting time

Question 8 1 Marks

Which principle the transformer works?

A

Self induction

B

Mutual induction

C

Fall of potential

D

Lenzs law

Question 9 1 Marks

Which part reduces the heat of transformer core and winding?

A

Transformer oil

B

Breather

C

Cooling tubes

D

Conservator tank

Question 10 1 Marks

Which method of cooling the fans are used to blow air on the surface of transformer?

A

Forced oil and water cooled

B

Air blast method

C

Oil and water cooled method

D

Oil blast method

Question 11 1 Marks

Which is the conductivity of aluminium compared to copper?

A

0.3

B

0.4

C

0.5

D

0.6

Question 12 1 Marks

Where synthetic liquid transformer oil is used?

A

Generating station transformers

B

Primary substation transformers

C

Refineries and hazardous location

D

Secondary substation transformers

Question 13 1 Marks

Which is the property of conducting materials used for OH lines?

A

High tensile strength

B

High specific gravity

C

High dielectric strength

D

Easy available in the market

Question 14 1 Marks

Which is the cause for deterioration of transformer oil?

A

Due to over load

B

Insufficient cooling

C

Long time use

D

Due to atmosphere air come into contact with oil

Question 15 1 Marks

Which material is used to made moderator in nuclear reactor?

A

Graphite

B

Uranium

C

Nickel

D

Copper

Question 16 1 Marks

Which is the disadvantage of AC electric power transmission?

A

Skin effect

B

More voltage fluctuation

C

Required transformer for voltage step up or step down

D

More line loss

Question 17 1 Marks

What is the use of engineering drawing?

A

For estimation of material and execution of work

B

For colourful appearance

C

For reducing the cost

D

For increasing the cost

Question 18 1 Marks

What is the other term of pocket reference in engineering works?

A

Hand tool

B

Hand book

C

Good book

D

New book

Question 19 1 Marks

Which is the static machine that increase or decrease the AC voltage? | AC ವೋಲ್ಟೇಜ್ ಅನ್ನು ಹೆಚ್ಚಿಸುವ ಅಥವಾ ಕಡಿಮೆ ಮಾಡುವ ಸ್ಟಾಟಿಕ್ ಯಂತ್ರ ಯಾವುದು?

A

Transformer | ಟ್ರಾನ್ಸ್ಫಾರ್ಮರ್

B

Generator | ಜನರೇಟರ್

C

Alternator | ಆಲ್ಟ್ರನೇಟರ್

D

Induction motor | ಇಂಡಕ್ಷನ್ ಮೋಟಾರ್

Question 20 1 Marks

Choose the symbol for main fuse board without switches (P). | ಸ್ವಿಚ್‌ಗಳು (ಪಿ) ಇಲ್ಲದೆ ಮುಖ್ಯ ಫ್ಯೂಸ್ ಬೋರ್ಡ್‌ಗಾಗಿ ಚಿಹ್ನೆಯನ್ನು ಆರಿಸಿ.

A

B

C

D