A rigid rectangular loop,which measures 0.30 m by 0.40 m,carries a current of 5.5 A,as shown.A uniform external magnetic field of magnitude 2.9 T in the negative x-direction is present.Segment CD is in the x-z plane and forms a 35° angle with the z-axis,as shown.An external torque applied to the loop keeps it in static equilibrium.The magnitude of the external torque is closest to:
A)1.1 N ∙ m
B)0.73 N ∙ m
C)1.3 N ∙ m
D)1.4 N ∙ m
E)1.6 N ∙ m

Question

A rigid rectangular loop,which measures 0.30 m by 0.40 m,carries a current of 5.5 A,as shown.A uniform external magnetic field of magnitude 2.9 T in the negative x-direction is present.Segment CD is in the x-z plane and forms a 35° angle with the z-axis,as shown.An external torque applied to the loop keeps it in static equilibrium.The magnitude of the external torque is closest to:
A)1.1 N ∙ m 
B)0.73 N ∙ m 
C)1.3 N ∙ m 
D)1.4 N ∙ m 
E)1.6 N ∙ m

Quizplus · Accepted Answer

The Answer of  A rigid rectangular loop,which measures 0.30 m by 0.40 m,carries a current of 5.5 A,as shown.A uniform external magnetic field of magnitude 2.9 T in the negative x-direction is present.Segment CD is in the x-z plane and forms a 35° angle with the z-axis,as shown.An external torque applied to the loop keeps it in static equilibrium.The magnitude of the external torque is closest to:
A)1.1 N ∙ m 
B)0.73 N ∙ m 
C)1.3 N ∙ m 
D)1.4 N ∙ m 
E)1.6 N ∙ m

A Rigid Rectangular Loop,which Measures 0