A loop of current carrying wired is in a 1.6 T magnetic field. a) For the magnetic torque on the loop to be at a maximum, the plane of the coil should be A - parallel to the magnetic field. B - perpendicular to the magnetic field. C - at a 45∘∘ angle to the magnetic field. b) If the loop is rectangular with dimensions of 20 cm by 30 cm and carries a current of 1.5 A, what is the magnetic moment of the loop? c) What is the maximum torque on the loop? d) What would be the angle between the magnetic moment vector and the magnetic field direction if the loop felt only 20% of its maximum torque.

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Chapter1: Units, Trigonometry. And Vectors
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A loop of current carrying wired is in a 1.6 T magnetic field.


a) For the magnetic torque on the loop to be at a maximum, the plane of the coil should be

A - parallel to the magnetic field.
B - perpendicular to the magnetic field.
C - at a 45∘∘ angle to the magnetic field.


b) If the loop is rectangular with dimensions of 20 cm by 30 cm and carries a current of 1.5 A, what is the magnetic moment of the loop?

c) What is the maximum torque on the loop?

d) What would be the angle between the magnetic moment vector and the magnetic field direction if the loop felt only 20% of its maximum torque.

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