fuse

The _______is a safety device used in an electric circuit to prevent a large amount of current from flowing through a circuit

• cell

• switch

• fuse

• battery

The fuse wire has ________melting point

• low

• high

If the positive and negative wires in in an electric circuit touch accidently a _______ circuit can result

• closed

• short

Based on which of the following effect of current does an elactric fuse work?

• heating effect

• chemical effect

Nowadays fuses are being replaced by miniature circuit breakers(MCBs)

• false

• true