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An electromagnetic wave is propagating a...

An electromagnetic wave is propagating along Y-axis. Then

A

Oscillating electric field is along X-axis and oscillating magnetic field is along Y-axis

B

Oscillating electric field is along Z-axis and oscillating magnetic field is along X-axis

C

Both oscillating electric and magnetic fields are along Y-axis, but phase difference between them is `90^(@)`

D

Both oscillating electric and magnetic fields are mutually perpendicular in arbitrary directions

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The correct Answer is:
B
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MOTION-ELECTRO MAGNETIC WAVES -EXERCISE - 1
  1. The relation between electric field E and magnetic field H in an elect...

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  2. The relation between electric field E and magnetic field induction B i...

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  3. An electromagnetic wave is propagating along Y-axis. Then

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  4. In electromagnetic wave, the phase difference between electric and mag...

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  5. An electromagnetic wave going through vacuum is described by E= E0 s...

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  6. In a place e.m wave, the electric field oscillates sinusoidally at a f...

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  7. If epsi(0) and mu(0) are respectively, the electric permittivity and t...

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  8. An electromagnetic wave going through vacuum is described by E= E0 s...

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  9. Using B=(mu0) H find the ration (E0/H0) for a plane electromagnetic wa...

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  10. A electromagnetic wave going through a medium is given by E = E(0)sin...

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  11. A plane electromagnetic wave of frequency 50 MHz travels in free space...

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  12. Total energy of density of electromagnetic waves in vacuum is given by...

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  13. The average value of electric energy density in an electromagnetic wav...

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  14. A lamp radiates power P(0) uniformly in all directions, the amplitude ...

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  15. In an electromagnetic wave, the amplitude of electric firld is 1 V/m. ...

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  16. The sun delivers 10^3W//m^2 of electromagnetic flux to the earth's sur...

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  17. About 5% of the power of a 100 W light bulb is converted to visible ra...

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  18. In an electromagnetic wave, the electric and magnetizing field are 100...

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  19. Infrared spectrum lies between

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  20. Consider an electric charge oscillating with a frequency of 10 MHz. Th...

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