Advertisements
Advertisements
Question
Why is an electric fuse required in all electrical appliances?
Advertisements
Solution
An electric fuse is required in all electrical appliances because it is a safety device and checks the excessive flow of electric current.
APPEARS IN
RELATED QUESTIONS
Two identical resistros of `12 Omega` each are connected to a battery of 3V . Calculate the ratio of the power consumed by the resulting combinations with minimum resistance and maximum resistance.
A cell, a resistor, a key and ammeter are arranged as shown in the circuit diagrams of Figure. The current recorded in the ammeter will be
 |
 |
 |
| (i) | (ii) | (iii) |
Electrical resistivity of a given metallic wire depends upon
Which of the following solutions will not make the bulb in figure?
Name the effect of current responsible for the glow of the bulb in an electric circuit.
Which of the following precautions need not be taken while using electric gadgets/appliances/circuit?
Draw the symbols of the following circuit components.
Electric bulb
Choose from the options a, b, c and d given in the following figure which shows the correct direction of current.
In an electric bulb, light is produced due to the glowing of ______.
A torch is not functioning, though contact points in the torch are in working condition. What can be the possible reasons for this? Mention any three.
