Electrolyte used in a lead-acid cell is__________?

Related Mcqs:

1. In a lead-acid cell dilute sulfuric acid (electrolyte) approximately comprises the following__________?

   A. one part H2O, three parts H2SO4
   B. two parts H2O, two parts H2SO4
   C. three parts H2O, one part H2SO4
   D. all H2S04

2. When the specific gravity of the electrolyte of a lead-acid cell is reduced to 1.1 to 1.15 the cell is in___________?

   A. charged state
   B. discharged state
   C. both (A) and (B)
   D. active state

3. When the lead-acid cell is fully charged, the electrolyte assumes _______ appearance

   A. dull
   B. reddish
   C. bright
   D. milky

4. In a lead-acid cell, if the specific gravity of sulphuric acid is 1.8, it will require following ratio of acid to water to get mixture of specific gravity of 1.3

   A. 6 parts of acid to 4 parts of water
   B. 4 parts of acid to 4 parts of water
   C. 4 parts of acid to 6 parts of water
   D. 4 parts of acid to 8 parts of water

5. During charging the specific gravity of the electrolyte of a lead-acid battery

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

6. The common impurity in the electrolyte of lead-acid battery is_____________?

   A. chlorine
   B. dust particles
   C. lead crystals
   D. iron

7. While preparing electrolyte for a lead-acid battery___________?

   A. water is poured into acid
   B. acid is poured into water
   C. anyone of the two can be added to other chemical

8. In a lead-acid cell, lead is called as____________?

   A. positive active material
   B. negative active material
   C. passive material
   D. none of the above

9. As compared to a lead-acid cell, the efficiency of a nickel-iron cell is less due to its__________?

   A. compactness
   B. lower e.m.f.
   C. small quantity of electrolyte used
   D. higher internal resistance

10. The internal resistance of an alkali cell is nearly _________ times that of the lead-acid cell

    A. two
    B. three
    C. four
    D. five