question archive The magnetic field perpendicular to a circular wire loop 6
The magnetic field perpendicular to a circular wire loop 6
Subject:MathPrice: Bought3
The magnetic field perpendicular to a circular wire loop 6.7 cm in diameter is changed from +0.64 Tto -0.21 T in 250 ms , where + means the field points away from an observer and – toward the observer.Calculate the induced emf.Inwhat direction does the induced current flow?
