Advertisements
Advertisements
प्रश्न
What is overloading?
Advertisements
उत्तर
When the current in the circuit exceeds, the load exceeds the specified limit and overloading occurs.
APPEARS IN
संबंधित प्रश्न
When does short circuiting take place?
What happens to the resistance of the circuit during a short circuit?
Name safety measures commonly used in electric circuits and appliances.
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.
At the time of short circuit, the current in the circuit ______.
Draw a circuit diagram to show how a soft iron piece can be transformed into an electromagnet.
Give the symbol of an electric fuse used in circuit diagrams.
List the colours of the three wires in the cable connected to the plug of an electric iron.
When does an electric short circuit occur?
In household circuits, is a fuse wire connected in series or in parallel?
Usually three insulated wires of different colours are used in an electrical appliance. Name the three colours.
The earth wire should be connected to the ______ of an appliance.
How are the electrical appliances connected in a house circuit: in series or in parallel? Give reason.
State the voltage at which electricity is supplied to our houses.
Answer the following question:
What is overloading? When does it occur? How can overloading be avoided?
Switches are connected to ____________.
Why is it necessary to earth metallic appliances?
