Electricity Storage of Batteries MCQ - Set 03 - ObjectiveBooks
Electricity Storage of Batteries MCQ - Set 03

Electricity Storage of Batteries MCQ - Set 03

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Practice Test: Question Set - 03

1. Capacity of dry cells is
    (A) More when it is supplying current for intermittent periods
    (B) More when it is supplying current for continuous periods
    (C) Unaffected by the type of discharge
    (D) None of the above
2. Level of electrolyte in a cell should be ________ the level of plates
    (A) Below
    (B) Equal to
    (C) Above
    (D) None of the above
3. Extent of corrosion in the underground metal work depends upon
    (A) Amount of moisture
    (B) Type of metals
    (C) Type of soil chemicals
    (D) All above factors
4. When two batteries are connected in parallel, it should be ensured that
    (A) They have same e.m.f.
    (B) They have same make
    (C) They have same ampere-hour capacity
    (D) They have identical internal resistance
5. Satellite power requirement is provided through
    (A) Solar cells
    (B) Dry cells
    (C) Nickel-cadmium cells
    (D) Lead-acid batteries
6. "The mass of an ion liberated at an electrode is directly proportional to the quantity of electricity".
    The above statement is associated with
    (A) Newton's law
    (B) Faraday's law of electromagnetic
    (C) Faraday's law of electrolysis
    (D) Gauss's law
7. The output voltage of a charger is
    (A) Less than the battery voltage
    (B) Higher than the battery voltage
    (C) The same as the battery voltage
    (D) None of the above
8. In a lead-acid cell dilute sulphuric 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 H2SO4
9. The average charging voltage for alkali cell is about
    (A) 1 V
    (B) 1.2 V
    (C) 1.7 V
    (D) 2.1 V
10. 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
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