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A circular coil of area 0.2m^(2),250 tur...

A circular coil of area 0.2m^(2),250 turns,and resistance 5 Omega is placed in magnetic,field.The magnetic field is directed,perpendicular to the plane of coil and it is,increased from "0.01T" to 0.06 during a ,time interval of 0.25s ,the average,induced current in the coil is

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Step by step text solution for A circular coil of area 0.2m^(2),250 turns,and resistance 5 Omega is placed in magnetic,field.The magnetic field is directed,perpendicular to the plane of coil and it is,increased from "0.01T" to 0.06 during a ,time interval of 0.25s ,the average,induced current in the coil is by PHYSICS experts to help you in doubts & scoring excellent marks in Class 12 exams.

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Knowledge Check

  • A circular coil of radius 0.5 m and resistance 3.14 Omega is placed in a magneti induction with its plane perpendicular to the field. The rate of charnge of magnetic induction so as to produce a current of 50 mA in a coil is

    A
    0.2 Wb/`m^(2)s`
    B
    0.2 T/s
    C
    0.02 T/s
    D
    both 'a' and 'b'

  • A coil of area 10 cm^2 has 200 turns. Magnetic field of 0.1 Wb//m^2 is perpendicular to the plane of the coil. The field is reduced to zero in 0.1 s, the induced emf in the coil is

    A
    1V
    B
    0.2V
    C
    2V
    D
    0

  • In a coil of area 10cm^(2) and 10 turns, magnetic field is directed perpendicular to the plane and is changing at a rate of 10^(4)Ts^(-1) . The resistance of the coil is 20Omega . The current in the coil will be

    A
    0.5 A
    B
    0.20833333333333
    C
    5 A
    D
    `5xx10^(8)A`

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