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Question

An electric cell is a device used___


  1. to power microwave oven.

  2. to power electric heater.

  3. to power electrical generators.

  4. to power smaller electrical circuits.


Solution

The correct option is D

to power smaller electrical circuits.


The cell is a component or device which is meant to generate a small voltage. So, when you combine two or more cells you call it as a battery. Most of the times cells or batteries are used for small size circuits. Following symbol represents a cell and the second symbol is of battery. The cells or batteries cannot power an oven, an electric heater as they need very high voltage.

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