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A long solenoid is formed by winding 20 ...

A long solenoid is formed by winding 20 turns `cm^-1`. What current is necessary to produce a magnetic field of 20 mT inside the solenoid?

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Knowledge Check

  • A long solenoid is formed by winding 20 turns/cm. The current necessary to produce a magnetic field of 20 millitesla inside the solenoid will be approximately ( mu_0/(4pi)=10^(-7) tesla-metre/ampere)

    A
    8.0 A
    B
    4.0 A
    C
    2.0 A
    D
    1.0 A

  • Magnetic Field inside the solenoid is ______.

    A
    increases from one end to another
    B
    zero at the middle
    C
    varies from point to point
    D
    uniform

  • The magnetic field inside a solenoid is-

    A
    infinte
    B
    zero
    C
    uniform
    D
    non-uniform

    • Similar Questions

    Explore conceptually related problems

    A solenoid 50 cm long has 4 layers of windings of 350 turns each. If the current carried is 6A. Find the magnetic field at the centre of the solenoid

    A long solenoid is formed by winding 40 turns//cm The current necessary for 40 mT inside the solenoid will be approximately equal to

    Magnetic Field inside a solenoid is ______.

    The magnetic field inside a solenoid is

    Magnetic field inside a solenoid is

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