Electrolysis and Storage of Batteries MCQ

Electrolysis and Storage of Batteries MCQ

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  • 21st Feb, 2023

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Practice Below the Best Electrolysis and Storage of Batteries MCQ test that checks your basic knowledge of Electrolysis and Storage of Batteries. This Electrolysis and Storage of Batteries MCQ Test contains 20 Multiple Choice Questions. You have to select the right answer to the question. Finally, you can also take the Online Quiz from the Take Electrolysis and Storage of Batteries PDF Button.

Electrolysis and Storage of Batteries MCQ Test

1) Cells Are Connected In Parallel To

  • A. Increase the efficiency
  • B.Increase the current capacity
  • C.Increase the voltage output
  • D.Increase the internal resistance

2) Which Of The Following Primary Cells Has The Highest Voltage ?

  • A. Manganese-alkaline
  • B.Carbon-zinc
  • C.Lithium
  • D.Mercury

3) The Current Flow Through Electrolyte Is Due To The Movement Of

  • A. ions
  • B.holes
  • C.electrons
  • D.none of the above

4) Each Cell Has A Vent Cap

  • A. to allow gases out when the cell is on charge
  • B.to add water to the cell if needed
  • C.to check the level of electrolyte
  • D.to do all above functions

5) Electrolyte Used In An Edison Cell Is

  • A. NaOH
  • B.kOH
  • C.HC1
  • D.HN03

6) On Overcharging A Battery

  • A. It will bring about chemical change in active materials
  • B.It will increase the capacity of the battery
  • C.It will raise the specific gravity of the electrolyte
  • D.None of the above will occur

7) Internal Resistance Of A Cell Is Due To

  • A. resistance of electrolyte
  • B.electrode resistance
  • C.surface contact resistance between electrode and electrolyte
  • D.all above

8) Which Of The Following Battery Is Used For Aircraft ?

  • A. Lead-acid battery
  • B.Nickel-iron battery
  • C.Dry cell battery
  • D.Silver oxide battery

9) Trickle Charging Of A Storage Battery Helps To

  • A. maintain proper electrolyte level
  • B.increase its reserve capacity
  • C.prevent sulphation
  • D.keep it fresh and fully charged

10) Which Of The Following Cell Has A Reversible Chemical Reaction ?

  • A. Lead-acid
  • B.Mercury oxide
  • C.Carbon-zinc
  • D.Silver-oxide

11) Batteries Are Charged By

  • A. rectifiers
  • B.engine generator sets
  • C.motor generator sets
  • D.any one of the above methods

12) Battery Charging Equipment Is Generally Installed

  • A. In well ventilated location
  • B.In clean and dry place
  • C.As near as practical to the battery being charged
  • D.In location having all above features

13) The Following Indicate That Battery On Charge Has Attained Full Charge

  • A. colour of electrode
  • B.gassing
  • C.specific gravity
  • D.all above

14) Self charge of a Ni-Fe cell is _____ Edison cell.

  • A. Equal to
  • B.Less than
  • C.More than
  • D.Much more than

15) The capacity of a lead-acid cell is measured in

  • A. Watts
  • B.Amperes
  • C.Watt-hours
  • D.Ampere-hours

16) During charging the specific gravity of the electrolyte of a lead-acid battery

  • A. increases
  • B.decreases
  • C.remains the same
  • D.becomes zero

17) Shelf life of a small dry cell is

  • A. equal to that of large dry cell
  • B.less than that of large dry cell
  • C.more than that of large dry cell
  • D.None of them

18) Satellite power requirement is provided through

  • A. dry cells
  • B.solar cells
  • C.lead-acid batteries
  • D.nickel-cadmium cells

19) In alkaline cell the electrolyte is_________

  • A. KOH
  • B.NaOH
  • C.dilute sulphuric acid
  • D.concentrated sulphuric acid

20) Dry cell is modification of________

  • A. Deniell cell
  • B.Edison cell
  • C.Lead-acid cell
  • D.Leclanche cell

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