Home
Class 12
PHYSICS
An electromagnetic wave in vacuum has th...

An electromagnetic wave in vacuum has the electric and magnetic field `vecE` and `vecB`, which are always perpendicular to each other. The direction of polarization is given by `vecX` and that of wave propagation by `vecK`. Then

A

`vecX||vecB and veck||vecBxxvecE`

B

`vecX||vecE and veck||vecExxvecB`

C

`vecX||vecB and veck ||vecExxvecB`

D

`vecX||vecE and veck||vecBxxvecE`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC WAVES

    DISHA PUBLICATION|Exercise Exercise - 1 : Concept Builder (Topicwise)(Topic 2 : Electromagnetic Spectrum)|22 Videos

  • ELECTROMAGNETIC INDUCTION

    DISHA PUBLICATION|Exercise EXERCISE - 2 : Concept Applicator|29 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    DISHA PUBLICATION|Exercise EXERCISE 2: CONCEPT APPLICATOR|24 Videos

Similar Questions

Explore conceptually related problems

The electric and magnetic field of an electromagnetic wave are:

The electric and magnetic field of an electromagnetic wave is

Assertion : Electromagnetic waves are transverse in nature Reason : The electric and magnetic fields in electromagnetic waves are perpendicular to each other and to the direction of propagation.

Can an electromagnetic wave be deflected by an electric field? By a magnetic field ?

Assertion In electromagnetic wave, if direction of veriations of electric and magnetic field are perpendicular to each other and also perpendicular to the direction of wave propagation. Reason Electronegative waves are transverse in nature.

Assertion: EM wave are transwers in nature. Reason: The electric and magnetic fields of an e.m. wave are perpendicular to each other also perpendicular to the direction of wave propagation.

In electromagnetic wave, if vecE,vecB and vecv are the electric field vector, magnetic field vector and velocity vector of electromagnetic wave, then

DISHA PUBLICATION-ELECTROMAGNETIC WAVES-Exercise - 2 : Concept Applicator
  1. In which one of the following regions of the electromagnetic spectrum ...

    Text Solution

    |

  2. Match List I (Wavelength range of electromagnetic spectrum) with List ...

    Text Solution

    |

  3. A point source of electromagnetic radiation has an average power outpu...

    Text Solution

    |

  4. A lamp emits monochromatic green light uniformly in all directions. Th...

    Text Solution

    |

  5. In a plane electromagnetic wave propagating in space has an electric f...

    Text Solution

    |

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

    Text Solution

    |

  7. A wave is propagating in a medium of electric dielectric constant 2 ...

    Text Solution

    |

  8. The decreasing order of wavelength of infrared, microwave, ultraviolet...

    Text Solution

    |

  9. The ratio of amplitude of magnetic field to the amplitude of electric ...

    Text Solution

    |

  10. An electromagnetic wave in vacuum has the electric and magnetic field ...

    Text Solution

    |

  11. Light with an enargy flux of 25xx10^(4) Wm^(-2) falls on a perfectly r...

    Text Solution

    |

  12. A point source of electromagnetic radiation has an average power outpu...

    Text Solution

    |

  13. An electromagnetic wave with frequency omega and wavelength lambda tra...

    Text Solution

    |

  14. The pressure exerted by an electromagnetic wave of intensity l ("watt/...

    Text Solution

    |

  15. Find the energy contained in a cyllinder of cross - section 10cm^(2) a...

    Text Solution

    |

  16. Radio wave diffract around building although light waves do not. The r...

    Text Solution

    |

  17. Which of the following wave can not be produced by charges acceleratin...

    Text Solution

    |

  18. Intensity of electromagnetic wave will be

    Text Solution

    |

  19. The conduction current is the same as displacement current when the so...

    Text Solution

    |

  20. Given below is a list of E.M. spectrum and its use. Which one does not...

    Text Solution

    |