a wire that is 0.36 meters long moves perpendicularly through a magnetic field at a speed of 0.21 meters/second. The induced emf produced in the wire is 0.45 volts. what is the magnetic field strength?
A)0.034 newtons/amp-meter
B)0.17 newtons/amp-meter
C)0.26 newton/amp-meter
D)0.77
E)6.0

Question

a wire that is 0.36 meters long moves perpendicularly through a magnetic field at a speed of 0.21 meters/second. The induced emf produced in the wire is 0.45 volts. what is the magnetic field strength?
A)0.034 newtons/amp-meter
B)0.17 newtons/amp-meter
C)0.26 newton/amp-meter
D)0.77
E)6.0

irishboy123 · Answer

if you are plugging into standard equations, then E = BIL is the one you want.

irishboy123 · Answer

B = E/ IL

johnweldon1993 · Answer

Right, $\large E = BLV$ so $\large B = \frac{E}{LV} $

tsukuneaono16 · Answer

so whats the answer