# A circuit with a resistance of #6 Omega# has a fuse that melts at #8 A#. Can a voltage of #12 V# be applied to the circuit without blowing the fuse?

##### 1 Answer

Apr 17, 2016

#### Answer:

No, you would need a voltage of at least

#### Explanation:

We are interested here in the current, because if the current comes above a certain point the circuit will blow. The equation for current is

We know that

A current of

When current is at

for the circuit to break.