Electrolysis and storage of batteries

31. In a lead-acid battery the energy is stored in the form of

charged ions
chemical energy
electrostatic energy
electromagnetic energy

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class="screen-reader-text">In a lead-acid battery the energy is stored in the form of

32. The current flow through electrolyte is due to the movement of

ions
holes
electrons
none of the above

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class="read-more button" href="https://exam.pscnotes.com/mcq/the-current-flow-through-electrolyte-is-due-to-the-movement-of/#more-55482">Detailed SolutionThe current flow through electrolyte is due to the movement of

33. _______ of electrolyte indicates the state of charge of the battery

colour
mass
viscosity
specific gravity

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href="https://exam.pscnotes.com/mcq/_______-of-electrolyte-indicates-the-state-of-charge-of-the-battery/#more-55365">Detailed Solution_______ of electrolyte indicates the state of charge of the battery

34. Satellite power requirement is provided through

solar cells
dry cells
nickel-cadmium cells
lead-acid batteries

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button" href="https://exam.pscnotes.com/mcq/satellite-power-requirement-is-provided-through/#more-55134">Detailed SolutionSatellite power requirement is provided through

35. A constant-voltage generator has

minimum efficiency
minimum current capacity
low internal resistance
high internal resistance

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href="https://exam.pscnotes.com/mcq/a-constant-voltage-generator-has/#more-54713">Detailed SolutionA constant-voltage generator has

36. Hydrogen evolved during charging produces explosive mixture when it is more than

2%
4%
6%
8%

Detailed SolutionHydrogen evolved

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during charging produces explosive mixture when it is more than

37. The lead-acid cell should never be discharged beyond

1.8 V
1.9 V
2 V
2.1 V

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href="https://exam.pscnotes.com/mcq/the-lead-acid-cell-should-never-be-discharged-beyond/#more-54435">Detailed SolutionThe lead-acid cell should never be discharged beyond

38. When the load resistance equals the generator resistance which of the following will be maximum ?

Current
Efficiency of the circuit
Power in the load resistance
Voltage across the load resistance

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class="screen-reader-text">When the load resistance equals the generator resistance which of the following will be maximum ?

39. The body of Edison cell is made of

bakelite
rubber
nickel plated steel
aluminium

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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 href="https://exam.pscnotes.com/mcq/the-body-of-edison-cell-is-made-of/#more-54207">Detailed SolutionThe body of Edison cell is made of

40. Weston standard cell at 20°C has voltage of ____ volts.

0.8
0.9
1.0187
1.5

Detailed

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SolutionWeston standard cell at 20°C has voltage of ____ volts.

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