The figure shows the orientation of a rectangular loop consisting of 80 closely wrapped turns each carrying a current I.The magnetic field in the region is ( $40 \hat { \mathbf { i } }$ )mT.The loop can turn about the y axis.If $\theta$ = 30$\degree$,a = 0.40 m,b = 0.30 m,and I = 8.0 A,what is the magnitude of the torque exerted on the loop?
A)2.5 N .m
B)1.5 N. m
C)3.1 N . m
D)2.7 N . m
E)0.34 N . m

Question

The figure shows the orientation of a rectangular loop consisting of 80 closely wrapped turns each carrying a current I.The magnetic field in the region is ( $40 \hat { \mathbf { i } }$ )mT.The loop can turn about the y axis.If $\theta$  = 30$\degree$,a = 0.40 m,b = 0.30 m,and I = 8.0 A,what is the magnitude of the torque exerted on the loop? 
A)2.5 N .m 
B)1.5 N. m 
C)3.1 N . m 
D)2.7 N . m 
E)0.34 N . m

Quizplus · Accepted Answer

The Answer of The figure shows the orientation of a rectangular loop consisting of 80 closely wrapped turns each carrying a current I.The magnetic field in the region is ( $40 \hat { \mathbf { i } }$ )mT.The loop can turn about the y axis.If $\theta$  = 30$\degree$,a = 0.40 m,b = 0.30 m,and I = 8.0 A,what is the magnitude of the torque exerted on the loop? 
A)2.5 N .m 
B)1.5 N. m 
C)3.1 N . m 
D)2.7 N . m 
E)0.34 N . m

The Figure Shows the Orientation of a Rectangular Loop Consisting 40i^40 \hat { \mathbf { i } }40i^

The Figure Shows the Orientation of a Rectangular Loop Consisting $40 \hat { \mathbf { i } }$