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Q. What is a fuse wire?
i) Fuse wire is an alloy of lead 37% as well as tin 63%. It is linked in series in an electric circuit.
ii) It has high resistance as well as low melting point.
iii) When large current flows by a circuit due to short circuiting the fuse wire melts due to heating and hence the circuit becomes open. The electric appliances are put away from damage.
what is the importance of si unit
12 joule of work has to be completed against an existing electric field to take a charge of 0.01 C from A and B. How much is the potential difference VB-VA.
The device which changes chemical energy into electrical energy is called as electric cell. Battery is a host of constant emf but not constant current.
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