Electrolysis and storage of batteries

current should be" class="read-more button" href="https://exam.pscnotes.com/mcq/under-normal-charging-rate-the-charging-current-should-be/#more-44969">Detailed SolutionUnder normal charging rate, the charging current should be

92. Level of electrolyte in a cell should be _____ the level of plates

below
equal to
above
none of the above

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23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube
level of plates" class="read-more button" href="https://exam.pscnotes.com/mcq/level-of-electrolyte-in-a-cell-should-be-_____-the-level-of-plates/#more-44778">Detailed SolutionLevel of electrolyte in a cell should be _____ the level of plates

93. A battery of 6 cells will show a drop of _____ volts from fully charged state to fully discharged state.

1
1.5
2.4
2.9

Detailed SolutionA battery of 6 cells will show a drop of

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_____ volts from fully charged state to fully discharged state.

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

20 to 30%
40 to 50%
60 to 70%
90 to 95%

Detailed

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SolutionThe ampere-hour efficiency of a leadacid cell is normally between

95. Battery charging equipment is generally installed

In well ventilated location
In clean and dry place
As near as practical to the battery being charged

Detailed SolutionBattery charging equipment is generally installed

96. Which of the following is incorrect?

A storage cell has a reversible chemical reaction
A lead-acid cell can be recharged
A carbon-zinc cell has unlimited shelf life
A primary cell has an irreversible chemical reaction

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title="Which of the following is incorrect?" class="read-more button" href="https://exam.pscnotes.com/mcq/which-of-the-following-is-incorrect-5/#more-43696">Detailed SolutionWhich of the following is incorrect?

97. The specific gravity of electrolyte is measured by

manometer
a mechanical gauge
hydrometer
psychrometer

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href="https://exam.pscnotes.com/mcq/the-specific-gravity-of-electrolyte-is-measured-by/#more-43345">Detailed SolutionThe specific gravity of electrolyte is measured by

98. 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

6 parts of acid to 4 parts of water
4 parts of acid to 4 parts of water
4 parts of acid to 8 parts of water

Detailed SolutionIn 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

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