Nimi Mock Test Electrician 2nd Year

Language : English

Time : 60 Sec. Per Question

Year : 2nd Year

Targeted Exam : ITI CBT, CITS, Apprentice

1 / 17

What is the main function of a circuit breaker?

To convert AC to DC

To stop the flow of electricity in case of a fault

To measure current

To increase resistance

2 / 17

Which material is commonly used as an insulator in electrical wiring?

Silver

Copper

Aluminum

PVC

3 / 17

Which material is commonly used as an insulator in electrical wiring?

Silver

Copper

Aluminum

PVC

4 / 17

What type of motor is commonly used in household fans?

DC motor

Induction motor

Stepper motor

Servo motor

5 / 17

What is the function of a transformer?

To increase or decrease voltage

To store electrical charge

To convert AC to DC

To generate electricity

6 / 17

Which material is commonly used as an insulator in electrical wiring?

Silver

Copper

Aluminum

PVC

7 / 17

What type of current is used in household wiring?

Alternating Current (AC)

Direct Current (DC)

Static Current

Variable Current

8 / 17

Which law states that the current in a circuit is directly proportional to voltage and inversely proportional to resistance?

Faraday's Law

Ohm's Law

Kirchhoff's Law

Coulomb's Law

9 / 17

1. What is the unit of electrical resistance?

Ampere

Volt

Ohm

Watt

10 / 17

What is the full form of LED?

Light Emission Device

Low Energy Device

Light Emitting Diode

Long Emitting Diode

11 / 17

What is the role of a capacitor in an electrical circuit?

To store electrical energy

To generate power

To break the circuit

To reduce current

12 / 17

Which of the following is a conductor of electricity?

Plastic

Rubber

Copper

Wood

13 / 17

Which instrument is used to measure electrical current?

Voltmeter

Ammeter

Ohmmeter

Wattmeter

14 / 17

What is the purpose of earthing in electrical installations?

To increase voltage

To prevent short circuits

To provide a safe path for leakage current

To reduce power consumption

15 / 17

What is the standard voltage of a household electrical supply in India?

120V

220V

380V

440V

16 / 17

Which device is used to step up or step down AC voltage?

Rectifier

Transformer

Inductor

Diode

17 / 17

What is the function of a fuse in an electrical circuit?

To control the current flow

To protect the circuit from overloading

To store electrical energy

To generate electricity

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1. What is the unit of electrical resistance?

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