Which of the following acts as a circuit protection device? (a) inductor (b) conductor (c) switch (d) fuse

Answer: (d). A fuse melts and breaks the circuit when current exceeds a safe limit. Inductor, conductor and switch do not do this automatically. So the answer is (d) fuse.

Which of the following acts as a circuit protection device? | NEET 2019

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Electrical Power & Heating Effect

Which of the following acts as a circuit protection device?

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Answer: (d)

A fuse melts and breaks the circuit when current exceeds a safe limit.
Inductor, conductor and switch do not do this automatically.
So the answer is (d) fuse.

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