A Circular Wire Loop of Resistance R = 1 $\varOmega$ Rotates with Period 150 Ms About a Horizontal Axis While

question 53

Multiple Choice

A circular wire loop of resistance R = 1.0 $\varOmega$ rotates with period 150 ms about a horizontal axis while in a region having a 0.10 T magnetic field pointing in a horizontal plane at an angle of 35 degrees relative to the rotation axis.If the maximum current induced in the loop is 6.7 mA,what is the diameter of the loop?

• A)6.0 cm
• B)2.8 cm
• C)5.0 cm
• D)4.2 cm
• E)6.5 cm

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