Fuses Flashcards
1
Q
What are surges
A
Sudden increase in current
2
Q
How can surges happen
A
When you turn appliances on or off
Fault in circuit
3
Q
What can surges cause
A
Fire
Damage to appliance
Electric shocks
4
Q
How does a fuse and circuit breakers keep one safe
A
By breaking a circuit whenever current gets too high
5
Q
Advantages of fuses
A
Cheap and simple
6
Q
Disadvantages of fuses
A
Permanently broken after a single surge and has to be replaced each time
7
Q
What is a fuse made of
A
Thin wire
8
Q
Circuit breaker disadvantage
A
Expensive
9
Q
Advantages of a circuit breaker
A
Don’t get permanently get tripped which turns off switch and can be easily reset
10
Q
If a huge surge (huge amount of current)
A
the fuse wire heats really quick and since thin it’ll melt and break
Breaking circuit meaning no more current flow
