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Calculate the emf induced in the conduct...

Calculate the emf induced in the conducting coil if the magnetic flux through it changes from `10^(-2)` Wb to `5 xx 10^(-3)` Wb in 0.01 second.

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The correct Answer is:
0.5 V
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A rectangular coil of resistance 10 Omega has 2000 turns. Find the emf induced in the coil if the magnetic flux through it changes from 6 xx 10^(-4) Wb to 2 xx 10^(-4) Wb in 0.1 second. Also calculate the current flowing through it.

The magnetic flux threading a coil changes from 12 xx 10^(-3) Wb to 6 xx 10^(-3) Wb in 0.01. Calculate the induced e.m.f.

Knowledge Check

  • Flux passes through coil changes from 2xx10^(-3)Wb to 3xx10^(-3) Wb during 25s. The induced emf is

    A
    0.02 mV
    B
    0.03 mV
    C
    0.05 mV
    D
    0.04 mV

  • Flux passes through coil changes from 2xx10^(-3) Wb to 3xx10^(-3)Wb during 25s . The induced e.m.f. is

    A
    `0.02` mV`
    B
    `0.03` m V
    C
    `0.05 mV
    D
    `0.04 ` mV

  • The current induced in 100Omega coil when the magnetic flux decreases from 1 Wb to 0.1Wb in 0.1s , is

    A
    `9A`
    B
    `0.9A`
    C
    `0.09A`
    D
    `90A`

    • Similar Questions

    Explore conceptually related problems

    The magnetic flux threading a coil changes from 12xx10^(-3)" Wb to " 6xx10^(-3) Wb in 0.1 s . Calculate the induced emf.

    State Lenz's law of electromagnetic induction. The magnetic threading of'a coil changes from 12 xx 10^(-3) Wb to 6 xx 10^(-3) Wb in 0.01 second. Calculate the induced emf.

    A circular coil is placed perpendicular to the magnetic field. Calculate the emf induced in the coil at t = 2 s, if magnetic flux through coil varies as phi=(10t^(2)+ 5t +5) mWb.

    Calculate the induced emf in a coil of 10 H inductance in which the current changes from 8A to 3A in 0.2 s.

    Find the magnitude of emf induced in a 200 turn coil with cross-sectional area of 0.16 m^(2) , if the magnetic field through the coil changes from 0.10 Wb m^(-2) to 0.50 Wb m^(-2) at a uniform rate over a period of 0.02 s.

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