MATERIALS AND COMPONENTS QUIZ

The Electricity Act is applicable in _____

All parts of India except state of Jammu and Kashmir

All parts of India

All the states of India

In Gujarat only

TRUE ANSWER : ?
YOUR ANSWER : ?

A circuit breaker is designed to protect an electrical circuit from damage caused by :

Short circuit

Over current

All of these

Over load

TRUE ANSWER : ?
YOUR ANSWER : ?

The following is correct :

P = V²/R

All of these

P = VxI

P = I²xR

TRUE ANSWER : ?
YOUR ANSWER : ?

DGVCL is not distributing electricity in _____ district.

Tapi

Navsari

Vadodara

Valsad

TRUE ANSWER : ?
YOUR ANSWER : ?

The relay operating speed depends upon

Armature core air gap

The spring tension

All of these

The rate of flux built up

TRUE ANSWER : ?
YOUR ANSWER : ?

A Transformer _____

Steps up or down DC Voltages & Current

Changes AC to DC

Steps up or down AC Voltages & Current

Changes DC to AC

TRUE ANSWER : ?
YOUR ANSWER : ?

The voltage of transmission can be regulated by

Use of tap changing transformers

Any of the above methods

Switching in shunt capacitors at the receiving end during heavy loads

Use of capacitors to neutralize the effect of series reactance

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following 3-phase connection of a transformer causes interference with the neighbouring communication lines:

Star-Star

Delta-Delta

Delta-Star

Star-Delta

TRUE ANSWER : ?
YOUR ANSWER : ?

GUVNL is:

None of these

Gujarat Urja Vikas Nikash Limited

Gujarat Urja Vyapar Nigam Limited

Gujarat Urja Vikas Nigam Limited

TRUE ANSWER : ?
YOUR ANSWER : ?

A fuse wire should have :

Low specific resistance and low melting point

High specific resistance and low melting point

Low specific resistance and high melting point

High specific resistance and high melting point

TRUE ANSWER : ?
YOUR ANSWER : ?