BPSC – Combined Competitive Examination · வினா 130
Which device protects equipment from electrical damage due to excess current?
விடையைக் காட்டு & விளக்கம்
விடை: (A) Fuse
விளக்கம்
A fuse is a safety device with a low-melting wire that cuts off excess current.
- (A) சரி
Correct: a fuse melts and breaks the circuit when current exceeds a safe limit.
- (B) தவறு
Wrong: a generator produces electricity.
- (C) தவறு
Wrong: a motor converts electrical to mechanical energy.
- (D) தவறு
Wrong: not the standard safety device.