Advertisements
Advertisements
Question
Why should the wires carrying electricity not be touched barefooted?
Advertisements
Solution
(i) When wires carrying electricity are touched barefooted, a large current may pass through our body.
(ii) As a result, we may get a severe electric shock. It may even cause death. Hence, wires carrying electricity should not be touched barefooted.
APPEARS IN
RELATED QUESTIONS
What happens to the flow of electric current during a short circuit?
An electric oven of 2 kW is operated in a domestic electric circuit (220 V) that has a current rating of 5 A. What result do you expect? Explain.
Draw a circuit diagram to show how a soft iron piece can be transformed into an electromagnet.
What name is given to the device which automatically cuts off the electricity supply during short-circuiting in household wiring?
What is the usual capacity of an electric fuse used (i) in the lighting circuit
Give the symbol of an electric fuse used in circuit diagrams.
Along with live wire and neutral wire, a third wire is also used in domestic electric wiring. What name is given to this third wire?
List the colours of the three wires in the cable connected to the plug of an electric iron.
What is the electric potential of the wire in a mains supply cable?
When does an electric short circuit occur?
What is the main propose of earthing an electrical appliance?
Give two reasons why different electrical appliances in a domestics circuit are connected in parallel.
Fill in the following blank with suitable words:
The earth wire should be connected to the ........... of an appliance.
State the voltage at which electricity is supplied to our houses.
Overloading is due to
The most important safety method used for protecting home appliances from short-circuiting or overloading is ____________.
Switches are connected to ____________.
The most important safety method used for protecting home appliances from short circuiting or overloading is
