11. A rectangular coil of wire has a length of 10 cm and a width of 5 cm. The coil contains 10 loops. The current in each loop is 2 amp, and the coil is placed in a 2.0-T magnetic field. What is the maximum torque exerted on the coil by the field?
(A) 0.2 (m·Nt)
(B) 0.4 (m·Nt)
(C) 0.5 (m·Nt)
(D) 1.0 (m·Nt)
(E) 2.0 (m·Nt)

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