Home
Class 12
PHYSICS
An electromagnetic wave propagating alon...

An electromagnetic wave propagating along north has its electric field vector upwards. Its magnetic field vector point towards

A

North

B

East

C

West

D

Downwards

Text Solution

Verified by Experts

The correct Answer is:
B

`hatj= (hatk) xx (+i)` as Propagation direction = `vecE xx vec B`
Promotional Banner

Topper's Solved these Questions

  • WAVE OPTICS AND ELECTROMAGNETIC THEORY

    ERRORLESS|Exercise PAST YEARS QUESTIONS|45 Videos
  • WAVE OPTICS AND ELECTROMAGNETIC THEORY

    ERRORLESS|Exercise ASSERTION & REASON |27 Videos
  • WAVE OPTICS AND ELECTROMAGNETIC THEORY

    ERRORLESS|Exercise NCERT BASED QUESTIONS (Polarization of Light)|17 Videos
  • RAY OPTICS

    ERRORLESS|Exercise Assertion & Reason|30 Videos

Similar Questions

Explore conceptually related problems

An electronmagnetic wae propagating along x-axis then oscillating electric and magnetic field vectors are along

A plane electromagnetic wave propagating along y-direction can have the following pair of electric field (vecE) and magnetic field (vecB) components.

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

Electromagnetic waves propagate in the direction parallel to the vector

In an electromagnetic wave propagating through space,peak value of electric field is 0.12V/cm The peak value of magnetic field induction is

In an electromagnetic wave the electric field vector and magnetic field vector are given as vecE=E_(0)hati and vecB=B_(0)hatk respectively. The direction of propagation of electromagnetic wave is along:

In electromagnetic waves, the phase difference between magnetic and electric field vectors is

What is intesity of electromagnetic wave? Give its relation in terms of electric field E and magnetic field B

What is intensityof electromagnetic wave? Give Its relation in terms of electric field E and magnetic field B

A : In an electromagnetic wave the energy density in electric field is equal to energy density in magnetic field. R : Electromagnetic waves are transverse in nature.

ERRORLESS-WAVE OPTICS AND ELECTROMAGNETIC THEORY-NCERT BASED QUESTIONS (EM Waves )
  1. The electromagnetic wave travel with a velocity

    Text Solution

    |

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

    Text Solution

    |

  3. A plane electromagnetic wave travels in free space along x-axis. At a ...

    Text Solution

    |

  4. The average electric field of electromagnetic waves in certain region ...

    Text Solution

    |

  5. Electromagnetic waves travel in a medium which has relative permeabili...

    Text Solution

    |

  6. A new system of unit is evolved in which the values of mu(0) and epsil...

    Text Solution

    |

  7. Which one of the following is the property of a monochromatic, plane e...

    Text Solution

    |

  8. A plane e.m. wave travelling along the x-direction has a wavelength of...

    Text Solution

    |

  9. What does the pointing vector represent

    Text Solution

    |

  10. An electromagnetic wave going through vacuum is described by vecE=E(0)...

    Text Solution

    |

  11. A radio receiver antenna that is 2 m long is oriented along the direct...

    Text Solution

    |

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

    Text Solution

    |

  13. An electromagnetic wave of frequency v=3.0 MHz passes from vacuum into...

    Text Solution

    |

  14. If the total electromagnetic energy falling on a surface is U then the...

    Text Solution

    |

  15. The electric field of a plane electromagnetic wave varies with time of...

    Text Solution

    |

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

    Text Solution

    |

  17. If vecE " and " vecB be the electric and magnetic field of E.M. wave t...

    Text Solution

    |

  18. Light wave is travelling along y-direction. If the corresponding vecE ...

    Text Solution

    |

  19. An electromagnetic wave propagating along north has its electric field...

    Text Solution

    |

  20. A place electromagnetic wave is propagating along the z-direction (hat...

    Text Solution

    |