☰ DC Basics and Networks (Electrical Engineering) - MCQs

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Q19.

Which of the following tests is performed for ascertaining whether the battery plates are defective or not?

  • A. Specific gravity test
  • B. High discharge test
  • C. Cadmium test
  • D. None of the above

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Q20.

In a lead acid battery, fillers are provided to

  • A. reduce internal resistance
  • B. facilitate flow of the current
  • C. avoid internal short circuits
  • D. increase the energy efficiency

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Q21.

In a lead acid battery, separators are provided to

  • A. reduce internal resistance
  • B. facilitate flow of the current
  • C. avoid internal short circuits
  • D. increase the energy efficiency

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Q22.

For keeping the lead acid battery terminals free from corrosion it is advisable to

  • A. keep electrolyte level loe
  • B. apply petroleum jelly
  • C. charge the battery at frequent intervals
  • D. none of these

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Q23.

During discharging of lead acid cells, the terminal voltage decreases with the decrease in

  • A. temperature
  • B. discharge rate
  • C. state of charge
  • D. none of these

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Q24.

In a lead acid battery, the level of the electrolyte should be

  • A. equal to that of the plates
  • B. below the level of plates
  • C. above the level of plates
  • D. none of the above

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