ITI & CTI Electrician quiz questions and answers part-1

 Electrician Questions and Answers 

Electrician_quiz

Electrician objective: Types of questions and answers in Electrician, Electrician MCQ, Electrician quiz questions, and answers. 

 

1. 1. Which device converts sunlight into electrical energy?

A) Photovoltaic cell

B) Liquid crystal diode

C) Light-emitting diode

D) Light-dependent resistor

ANSWER= (A) Photo voltaic cell

 

2. Which law secondary cell works?

A) Lenz’s law
B) Joule’s law
C) Faraday's laws of electrolysis
D) Faraday's laws of electromagnetic induction

ANSWER= (C) Faraday's laws of electrolysis

 

3. What is the formula to calculate the Mass deposited during electrolysis?

A) M = it gm
B) M = zit gm
C) M = it/z gm
D) M = z/it gm

ANSWER= (B) M = zit gm

 

4. How the capacity of batteries is specified?

A) Volt
B) Watt
C) Volt Ampere
D) Ampere hour

ANSWER= (D) Ampere hour

 

5. What is the name of the defect that bending of plates in secondary cells?

A) Buckling
B) Local action
C) Partial short
D) Hard sulphation

ANSWER= (A) Buckling

 

6. What is the unit of electric charge?

A) Volt
B) Watt
C) Ampere
D) Coulomb

ANSWER= (D) Coulomb

 

7. What is the output voltage of a lithium cell?

A) 1.2 V
B) 1.5 V
C) 1.8 V
D) 2.5 V

ANSWER= (D) 2.5 V

 

8. What is the method of charging if the battery is to be charged for short duration at higher rate?

A) Initial charge
B) Boost charge
C) Trickle charge
D) Freshening charge

ANSWER= (B) Boost charge

 

9. Which electrolyte is used in carbon-zinc dry cells?

A) Dilute sulphuric acid
B) Ammonium chloride
C) Potassium hydroxide
D) Concentrated hydrochloric acid

ANSWER= (B) Ammonium chloride

 

10. Which effect causes by passing electric current in liquids?

A) Heating
B) Lighting
C) Magnetic/label>
D) Chemical

ANSWER= (D) Chemical

 

11. Which material is used to make negative plates in lead acid battery?

A) Lead dioxide
B) Sponge lead
C) Lead peroxide
D) Lead sulphate

ANSWER= (B)Sponge lead

 

12. Which technique is used to control the corrosion of a metal surface? system?

A) Anodic protection
B) Cathodic protection
C) Electrolytic protection
D) Electrostatic protection

ANSWER= (B) Cathodic protection .

 

13. Which cell is most often used in digital watches?

A) Voltaic
B) Lithium
C) Mercury
D) Silver oxide

ANSWER= (C) Mercury

 

14. What is the effect if one cell is connected with reverse polarity in a parallel combination circuit?

A) Voltage become zero
B) Become open circuit
C) Will get short-circuited
D) No effect will function normally

ANSWER= (C) Will get short-circuited

 

15. What is the function of a fine selector switch in a battery charger?

A) Selection of current rating
B) Selection of charging time
C) Selection of the voltage range
D) Selection of charging method

ANSWER= (A) Selection of current rating