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Question

Which of the following can be recharged by passing direct current?


A

Lithium ion batteries

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B

Fan

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C

Bulbs

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D

Electric motors

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Solution

The correct option is A

Lithium ion batteries


The explanation of the correct option:

  1. The lithium-ion battery can be recharged by running the anode and cathode reactions in reverse.
  2. It is done by a charger that is plugged into a electricity source.
  3. The ability to be recharged many times over without much loss of capacity.

The explanation for the incorrect options:

  1. An electric motor is a machine that converts electric energy into mechanical energy.
  2. A fan is an electric machine that is used to create a flow of air.
  3. Electric bulb is a device which produces light on the application of electricity.

Therefore, option A is the correct answer.


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