A Wire Carries a 4

A wire carries a 4.0-A current along the +x-axis through a magnetic field = (5.0 î + 7.0 ĵ) T. If the wire experiences a force of 30 N
As a result, how long is the wire?

A) 1.1 m
B) 0.87 m
C) 1.5 m
D) 0.63 m