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Find the magnetic force on loop PQRS due...

Find the magnetic force on loop PQRS due to the wire.

Text Solution

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`F_(res) =(mu_0I_1I_2)/(2pia)a(-hati)+(mu_0I_1I_2)/(2pi(2a))a(hati)=(mu_0I_1I_2)/(4pi)(-hati)`
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An infinitely long, straight wire carrying current I_(1) passes through the center of circular loop of wire carrying current I_(2) . The infinite wire is perpendicular to the plane ofthe loop. Which of the following statements is/are INCORRECT regarding the magnetic force on the loop due to the infinite wire:

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Knowledge Check

  • If the net magnetic force acting on a loop is zero then

    A
    no torque acts on loop
    B
    loop performs translational motion.
    C
    both A and B
    D
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