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The amplitude of the electric field of a...

The amplitude of the electric field of a plane electro- magnetic wave in air is `6.0 xx 10^(-4) Vm^(-1)`. The amplitude of the magnetic field will be:

A

`1.8 xx 10^(5) T`

B

`5.0 xx 10^(3) T`

C

`2.0 xx 10^(-4) T`

D

`2.0 xx 10^(-12) T`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The amplitude of the sinusoidally oscillating electric field of a plane wave is 60 V/m. Then the amplitude of magnetic field is

    A
    `2 xx 10^7 T`
    B
    `6 xx 10^7 T`
    C
    `6 xx 10^-7 T `
    D
    `2 xx 10^-7 T`

  • The amplitude of electric and magnetic fields related to each other are :

    A
    `E_(0)=B_(0)`
    B
    `E_(0)=cB_(0)`
    C
    `E_(0)=B_(0) // c`
    D
    `E_(0)=c // B_(0)`

  • If the electric amplitude of the electromagnetic wave is 5Vm^(-1) , its magnetic amplitude will be

    A
    `5 T`
    B
    `1.67xx10^(-8)T`
    C
    `1.67xx10^(-10)T`
    D
    `5xx10^(-10)T`.

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