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प्रश्न
Which cells is used as a source of power in flashlights?
विकल्प
Dry cell
Fuel cell
Hydrogen cell
None of them
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उत्तर
Dry cell
Explanation:
Dry cells are used to power flashlights, portable radios, tape recorders, clocks, and other devices.
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संबंधित प्रश्न
Answer the following in brief.
Write the electrode reactions and net cell reaction in NICAD battery.
Answer the following:
Write the electrode reactions when lead storage cell generates electricity. What are the anode and cathode and write the electrode reactions during its recharging?
What are anode and cathode for Leclanche’ dry cell?
Write the potential produced through the NICAD storage cell.
Mercury battery provides more constant voltage than any other dry cell: Explain.
Why is Nickel-cadmium cell referred to as a secondary cell?
Find INCORRECT statement with reference to NICAD cell.
Which of the following statements are CORRECT for NICAD cell and mercury battery?
I. Both can be recharged.
II. Both cannot be recharged.
III. Both are secondary voltaic cells.
IV. Both cells work using an acidic electrolyte.
Identify the INCORRECT statement about mercury battery.
The NICAD cell provides a potential of __________.
During discharging the change taking place at cathode in lead accumulator is:
When dry cell is in use the change taking place at cathode is ______.
In dry cell, what acts as a negative electrode?
What is the density of the solution of sulphuric acid used as an electrolyte in a lead accumulator?
NICAD storage cell is made up of ______ electrodes.
Draw a neat labelled diagram of a lead accumulator.
Write the net cell reaction during discharging of lead accumulator.
