Question

What are essential precautions to be taken while using electricity?
(class 10 CBSE SAMPLE PAPER 2017-18 SCIENCE)

Answer 1

The essential precautions to be taken by using electricity are:

1.Switch off all switches including main switch whenever there is a spark or fire.

2.All connection must be tight. Wires must be covered with proper insulation of proper thickness.

3.Defective switches should be immediately replaced.

4.All electrical appliances should have proper earthing.

5.Whenever repairs are needed switch off the main switch.

6.Fuses of proper rating should always be connected to a live wire.

7.Always put on dry rubber shoes while repairing a circuit.

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Answer 2

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avoid contact with water at all times whatsoever
never use appliances with broken plugs
use insulated tools while working with electricity
switch off the plug when interfering with appliance
use insulted rubber gloves and goggles during activities or even experiments involving large amounts of electricity
always use a circuit breaker of fuse with an appropriate rating for current
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