Advertisements
Advertisements
प्रश्न
When does short circuiting take place?
Advertisements
उत्तर
When the live wire and the neutral wire come in direct contact, short circuiting takes place.
APPEARS IN
संबंधित प्रश्न
What happens to the flow of electric current during a short circuit?
How can the effects of overloading be avoided?
Why should the wires carrying electricity not be touched barefooted?
State whether the following statement is true or false.
A wire with a green insulation is usually the live wire of an electric supply.
What is the function of an earth wire?
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?
What is the electric potential of the wire in a mains supply cable?
In which wire in a A.C. housing circuit is the switch introduced to operate the lights?
Usually three insulated wires of different colours are used in an electrical appliance. Name the three colours.
What is the main propose of earthing an electrical appliance?
How are the electrical appliances connected in a house circuit: in series or in parallel? Give reason.
A fuse should always be placed in the ____________.
Which among these are the main characteristics of fuse element?
The most important safety method used for protecting home appliances from short-circuiting or overloading is ____________.
Switches are connected to ____________.
Why is it necessary to earth metallic appliances?
