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A conducting circular loop of resistance...

A conducting circular loop of resistance `20Omega` and cross - sectional area `20xx10^(-2) m^2` is placed perpendicular to a spatially uniform magnetic field B. which varies with time t as B = 2 sin `(50 pit) ` . Find the net charge flowing through loop in 20 ms starting from t = 0

A

0.5 C

B

0.2 C

C

0 C

D

0.14 C

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Knowledge Check

  • A magnet of magnetic moment 50hatiA-m^2 is placed along the x axis in a magnetic field B=(0.5hati+3.0hatj) T the torque acting on the magnet is

    A
    `175hatk`N-m
    B
    `150hatkN-m`
    C
    `75hatkN-m`
    D
    `25sqrt37hatkN-m`

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