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Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS

Electrical Engineering : Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS :: part1 : 6 to 10

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

6.The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is

just one

always greater than one

always less than one

none of the above.

7.The ampere-hour efficiency of a leadacid cell is normally between

20 to 30%

40 to 50%

60 to 70%

90 to 95%

8.In a lead-acid cell dilute sulphuric acid (electrolyte) approximately comprises the following

one part H2O, three parts H2SO4

two parts H2O, two parts H2SO4

three parts H2O, one part H2SO4

all H2S04

9.Duringthe charging and discharging of a nickel-iron cell

corrosive fumes are produced

water is neither formed nor absorbed

nickel hydroxide remains unsplit

its e.m.f. remains constant

10.It is noticed that during discharging the following does not happen

both anode and cathode become PbS04

specific gravity of H2SO4 decreases

voltage of the cell decreases

the cell absorbs energy

More Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS available in next pages

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Electrical Engineering Questions And Answers :: Electrolysis And Storage Of Batteries: part1

Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS

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