Cell And Batteries MCQ Question And Answer | ITI ELECTRICIAN

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ITI ELECTRICIAN | Cell and Batteries MCQ

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1.
Which device converts sunlight into electrical energy?

Photo voltaic cell
Liquid crystal diode
Light emitting diode
Light dependent resistor

2.
Which law secondary cell works?

Lenz’s law
Joule’s law
Faradays laws of electrolysis
Faradays laws of electromagnetic induction

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

M = it gm
M = zit gm
M = it/z gm
M = z/it gm

4.
How the capacity of batteries is specified?

Volt
Watt
Volt Ampere
Ampere hour

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

Buckling
Local action
Partial short
Hard sulphation

6.
What is the unit of electric charge?

Volt
Watt
Ampere
Coulomb

7.
What is the output voltage of lithium cell?

1.2 V
1.5 V
1.8 V
2.5 V

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

Initial charge
Boost charge
Trickle charge
Freshening charge

9.
Which electrolyte used in carbon zinc dry cells?

Dilute sulphuric acid
Ammonium chloride
Potassium hydroxide
Concentrated hydrochloric acid

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

Heating
Lighting
Magnetic
Chemical

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

Lead dioxide
Sponge lead
Lead peroxide
Lead sulphate

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

Anodic protection
Cathodic protection
Electrolytic protection
Electrostatic protection

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

Voltaic
Lithium
Mercury
Silver oxide

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

Voltage become zero
Become open circuit
Will get short circuited
No effect will function normally

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

Selection of current rating
Selection of charging time
Selection of voltage range
Selection of charging method

16.
What is the effect on output power with respect to temperature in solar cells?

No effect on change in temperature
Increases with increase in temperature
Decreases with increase in temperature
Decreases with decrease in temperature

17.
What purpose the hydrometer is used during charging of battery?

Determine the AH capacity
Assess the battery voltage level
Assess the discharge level of battery
Determine the specific gravity of electrolyte

18.
What is the formula for Faraday’s first law of electrolysis?

M = Z/it
M = Zit
M = it/ Z
M = Zt/i

19.
Which is used as an electrolyte in lead acid battery?

Hydrochloric acid
Ammonium chloride
Potassium hydroxide
Diluted sulphuric acid

20.
What is the total voltage of the circuit?

1.5 Volt
6.0 Volt
7.5 Volt
9.0 Volt

21.
What is the outcome at the positive plate, after the chemical reaction in lead acid battery during charging?

Sponge lead(Pb)
Lead peroxide(PbO2)
Lead sulphate(PbSO4)
Lead sulphate + water

22.
Why the vent plug is kept open during charging of a battery?

To escape the gas freely
To allow oxygen enter inside
To check the level of electrolyte
To check the colour changes in the plates

23.
In which method the battery is charged at low current for long period?

Rectifier method
Trickle charging method
Constant current method
Constant potential method

24.
How the hard sulphation defect in lead acid battery can be rectified?

Changing with new electrolyte
Replacing with new electrodes
Recharging the battery for a longer period at low current
Recharging the battery for short period at high current

25.
Which material is used as cathode (-ve) electrode in silver oxide battery?

Zinc
Copper
Carbon
Silver oxide

26.
What is the Electro Chemical Equivalent (ECE) of silver?

0.001182 mg/coulomb
0.01182 mg/coulomb
0.1182 mg/coulomb
1.1182 mg/coulomb

27.
What is the outcome of the chemical reaction that takes place in negative plate of lead acid battery during discharging?

Sponge lead(Pb)
Lead peroxide(PbO2)
Lead sulphate(PbSO4)
Lead sulphate + water

28.
What is the purpose of separator in lead acid battery?

To provide a path for electrolyte
To hold the positive and negative plate firmly
To avoid short in between the positive and negative plates
To keep positive and negative plate in a sequence array

29.
Which instrument is used to measure the specific gravity of electrolyte in lead acid battery?

Barometer
Hydrometer
Anima meter
High rate discharge tester

30.
Which type of inverter circuit?

Driven inverter
SCR used inverter SCR
Single transistor inverter
Two winding transformer inverter

31.
What is the effect of buckling defect in a lead acid battery?

Bending of the electrodes
Reducing the strength of electrolyte
Making short between the electrodes
Increasing the internal resistance

32.
What is the total output voltage of the circuit?

0 V
1.5 V
3.0 V
4.5 V

33.
Which is used as a positive electrode in a dry cell?

Zinc
Carbon
Copper
Lithium

34.
What happen to the terminal voltage of a cell if load increases?

Increases
Decreases
Falls to zero
Remains same

35.
How local action defect is prevented in voltaic cell?

By connecting cells in series
By using a depolarizing agent
By connecting cells in parallel
By amalgamating the zinc plate

36.
What does the letter Z indicate in the formula M=Z/it ?

Time in seconds
E.C.E of electrolyte
Amount of current in Amp
Mass deposited in grams

37.
What is the Electro Chemical Equivalent (ECE)of copper?

0.329 mg / coulomb
0.329 g/ coulomb
1.1182 mg / coulomb
1.1182 g/ coulomb

38.
Which is the cause for buckling defect in lead acid battery?

Overcharging or over discharging
Charging with low rate for short period
Formation of sediments falling from the plate
Battery is kept in discharged condition for long period

39.
Which apparatus is used to check the charging condition of voltage in battery?

Voltmeter
Multimeter
Hydrometer
High rate discharge tester

40.
Which part is losing electron during electrolysis?

Cathode
Anode
Electrolyte
Seperator

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Cell and Batteries MCQ Question and Answer | ITI ELECTRICIAN

PLEASE SELECT YOUR LANGUAGE FROM BELOW

ITI ELECTRICIAN | Cell and Batteries MCQ

PLEASE SELECT YOUR LANGUAGE FROM BELOW

1.Which device converts sunlight into electrical energy?

2.Which law secondary cell works?

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

4.How the capacity of batteries is specified?

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

6.What is the unit of electric charge?

7.What is the output voltage of lithium cell?

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

9.Which electrolyte used in carbon zinc dry cells?

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

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

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

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

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

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

16.What is the effect on output power with respect to temperature in solar cells?

17.What purpose the hydrometer is used during charging of battery?

18.What is the formula for Faraday’s first law of electrolysis?

19.Which is used as an electrolyte in lead acid battery?

20.What is the total voltage of the circuit?

21.What is the outcome at the positive plate, after the chemical reaction in lead acid battery during charging?

22.Why the vent plug is kept open during charging of a battery?

23.In which method the battery is charged at low current for long period?

24.How the hard sulphation defect in lead acid battery can be rectified?

25.Which material is used as cathode (-ve) electrode in silver oxide battery?

26.What is the Electro Chemical Equivalent (ECE) of silver?

27.What is the outcome of the chemical reaction that takes place in negative plate of lead acid battery during discharging?

28.What is the purpose of separator in lead acid battery?

29.Which instrument is used to measure the specific gravity of electrolyte in lead acid battery?

30.Which type of inverter circuit?

31.What is the effect of buckling defect in a lead acid battery?

32.What is the total output voltage of the circuit?

33.Which is used as a positive electrode in a dry cell?

34.What happen to the terminal voltage of a cell if load increases?

35.How local action defect is prevented in voltaic cell?

36.What does the letter Z indicate in the formula M=Z/it ?

37.What is the Electro Chemical Equivalent (ECE)of copper?

38.Which is the cause for buckling defect in lead acid battery?

39.Which apparatus is used to check the charging condition of voltage in battery?

40.Which part is losing electron during electrolysis?

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1.
Which device converts sunlight into electrical energy?

2.
Which law secondary cell works?

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

4.
How the capacity of batteries is specified?

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

6.
What is the unit of electric charge?

7.
What is the output voltage of lithium cell?

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

9.
Which electrolyte used in carbon zinc dry cells?

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

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

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

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

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

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

16.
What is the effect on output power with respect to temperature in solar cells?

17.
What purpose the hydrometer is used during charging of battery?

18.
What is the formula for Faraday’s first law of electrolysis?

19.
Which is used as an electrolyte in lead acid battery?

20.
What is the total voltage of the circuit?

21.
What is the outcome at the positive plate, after the chemical reaction in lead acid battery during charging?

22.
Why the vent plug is kept open during charging of a battery?

23.
In which method the battery is charged at low current for long period?

24.
How the hard sulphation defect in lead acid battery can be rectified?

25.
Which material is used as cathode (-ve) electrode in silver oxide battery?

26.
What is the Electro Chemical Equivalent (ECE) of silver?

27.
What is the outcome of the chemical reaction that takes place in negative plate of lead acid battery during discharging?

28.
What is the purpose of separator in lead acid battery?

29.
Which instrument is used to measure the specific gravity of electrolyte in lead acid battery?

30.
Which type of inverter circuit?

31.
What is the effect of buckling defect in a lead acid battery?

32.
What is the total output voltage of the circuit?

33.
Which is used as a positive electrode in a dry cell?

34.
What happen to the terminal voltage of a cell if load increases?

35.
How local action defect is prevented in voltaic cell?

36.
What does the letter Z indicate in the formula M=Z/it ?

37.
What is the Electro Chemical Equivalent (ECE)of copper?

38.
Which is the cause for buckling defect in lead acid battery?

39.
Which apparatus is used to check the charging condition of voltage in battery?

40.
Which part is losing electron during electrolysis?