Fuse
Trending Questions
Q.
Draw an appropriate schematic diagram showing common domestic circuits and discuss the importance of fuse. Why is it that a burnt-out fuse should be replaced by another fuse of identical rating?
Q.
Why are Cu, Al used over tungsten (W), Fe to make fuses?
They are cheap.
They have low melting points.
Fe, Ni are costly.
Cu is a bad conductor.
Q.
What is the working Principle of an electrical fuse?
Joule’s Law of Heating
Faraday’s Law
Coulomb’s Law
Ohm’s Law
Q. In a safety fuse the temperature to which the wire gets heated is inversely proportional to the
a)radius of the wire b)cube of the radius of the wire c)square of the radius of the wire d)fourth power of the radius of the wire
a)radius of the wire b)cube of the radius of the wire c)square of the radius of the wire d)fourth power of the radius of the wire
