A Circular,20-Turn Coil of Radius 5 $\times$ 10^-3 N · M
B)9

question 15

Multiple Choice

A circular,20-turn coil of radius 5.0 cm is oriented in such a way that its axis makes a 30º angle with a uniform magnetic field of 0.15 T.What is the torque on the coil when it carries a current of 2.5 A?

• A)1.5 \(\times\) 10^-3 N · m
• B)9.4 \(\times\) 10^-3 N · m
• C)2.9 \(\times\) 10^-2 N · m
• D)5.1 \(\times\) 10^-2 N · m
• E)0.59 N · m

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