DGVCL EXAM PAPER (11-12-2011) QUIZ

What happens to the contents of RAM (Random Access Memory) when the power of the computer is turned off?

Content gets corrupted

Content is transferred to other memory

Content remains intact

Content is lost

TRUE ANSWER : ?
YOUR ANSWER : ?

A fuse is inserted in

Both phased and neutral wire

Earth continuity conductor

Phase wire

Neutral wire

TRUE ANSWER : ?
YOUR ANSWER : ?

The motor used in celling fans is

Capacitor start motor

Capacitor start capacitor run motor

Split phase motor

Universal motor

TRUE ANSWER : ?
YOUR ANSWER : ?

If the voltage at the two ends of a line are 132 kV, and its reactance is 40 Ω, the stability limit of the line is

217.8 MW

500 MW

251.5 MW

435.6 MW

TRUE ANSWER : ?
YOUR ANSWER : ?

Reactance relay is used to protect against

Phase faults only

Earth faults only

Over voltage faults

Both phase and earth faults

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following power distribution system gives better reliabity ?

None of these

DC 3 wire system

Radial system

Ring main system

TRUE ANSWER : ?
YOUR ANSWER : ?

In the protection of transformers, harmonic restraint is used to guard against

Switching over voltages

Magnetizing inrush current

Lightning

Unbalanced protection

TRUE ANSWER : ?
YOUR ANSWER : ?

A fixed step by step procedure for finding the solution of a problem on computer is called

Algorithm

Software

Logic

Hardware

TRUE ANSWER : ?
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The picture on the monitor of a computer is made up of tiny coloured dots called

Points

Spots

Pixels

Icons

TRUE ANSWER : ?
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In a power plant, a reserve generating capacity which is not in service but is in operation is known as

Hot reserve

Firm power

Cold reserve

Spinning reserve

TRUE ANSWER : ?
YOUR ANSWER : ?

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