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A safety precaution designed to prolong the life of a lead acid accumulator is

Physics
JAMB 2019

A safety precaution designed to prolong the life of a lead acid accumulator is

  • A. By topping up the cells with concentrated acid
  • B. The use of naked flame when charging the battery
  • C. Keeping the specific gravity of the electrolyte within specified range
  • D. By connecting wires to the terminals directly when testing the level of charging
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Correct Answer: Option C
Explanation

- Topping is done with distilled water
- Naked flame should be avoided when charging the battery
- Direct connection of wires to the terminals should be avoided.

There is an explanation video available below.


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Explanation Video

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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free