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Physics CBSE Live product
Class 8 (2025-26)
Electricity: Magnetic and heating effects
Revision III - Electricity: Magnetic and heating effects
8.
Electric cells
Question:
3
m.
Choose the best answer that describes the given statements:
1
.
Electrolyte function:
It allows the chemical reaction between electrodes to take place and helps produce electricity
It stores electrical energy after the reaction is completed
It acts as the positive terminal of the cell and supplies current directly
It prevents the electrodes from reacting and stops the flow of current
2
.
Dead cell:
A cell that works only when connected in series with other cells
A cell that produces very high voltage after long use
A cell that stores energy but does not release it
A cell that stops producing electricity because the chemicals are used up
3
.
Dry cell:
Because the electrolyte is completely dry and contains no moisture
Because the electrolyte is present as a thick, moist paste instead of a free-flowing liquid
Because it does not involve any chemical reaction
Because it cannot produce electricity continuously
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