Like fuses, circuit breakers stop current flow once it reaches a certain amount. They have the advantage of being reusable (fuses must be replaced when "blown") but respond more slowly to current surges and are more expensive than fuses.
Which of the following is a difference between a circuit breaker and a fuse?
a fuse is cheaper than a circuit breaker |
|
all of these |
|
a fuse responds more quickly than a circuit breaker |
|
a circuit breaker can be reused |