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Question

What is the value of fuse wire used in main power circuit in household?


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Solution

Fuse in a power circuit.

A power circuit is defined as any circuit used to carry the electricity that operates a load.

  1. Fuse is a safety device that protects circuits from the effects of the excessive currents.
  2. Fuse commonly consists of a current conducting wire.
  3. The fuse protects the circuit and appliances from heavy current flow, as it breaks the circuit if a fault causes too much current flow.

An illustrative diagram of fuse :


The rating of fuse in power circuit is 15 Ampere.

Hence, the rating of a fuse in a power circuit is 15 Ampere.


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