A Solenoid Consists of 100 Circular Turns of Copper Wire

question 67

Multiple Choice

A solenoid consists of 100 circular turns of copper wire. Parts of three turns, A, B and C, are shown below. When a current flows through the coil,

• A)both A and C are repelled by B.
• B)A is attracted to B; C is repelled by B.
• C)neither A nor C is attracted to or repelled by B.
• D)A is repelled by B; C is attracted to B.
• E)both A and C are attracted to B.

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