Arectangular loop of wire carrying a 4.0-a current is placed in a magnetic field of 0.60 t. the magnitude of the torque acting on this wire when the plane of the loop makes a 30° angle with the field is measured to be 1.1 n · m. what is the area of this loop?
a) 0.20 m2
b) 0.53 m2
c) 0.26 m2
d) 0.80 m2
e) 0.40 m2