Home
Class 12
PHYSICS
A plane electromagnetic wave of frequenc...

A plane electromagnetic wave of frequency `w_(0)` falls normally on the surface of a mirror approaching with a relativisitic velocity v. Then frequency of the reflected wave will be (given `beta=(v)/(c )`):

A

`((1-beta)/(1+beta))w_(0)`

B

`(1+beta)/((1-beta)w_(0))`

C

`((1+beta)w_(0))/((1-beta))`

D

`((1-beta))/((1+beta)w_(0))`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • WAVE OPTICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Numerical MCQs Single Options Correct|49 Videos

  • WAVE OPTICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs with One or More Options Correct|27 Videos

  • WAVE OPTICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Discussion Question|20 Videos

  • THERMODYNAMICS LAWS & SPECIFIC HEATS OF GASES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Practice Exercise 3.4|11 Videos

  • WAVES

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems for Preparation of NSE, INPhO & IPhO|135 Videos

Similar Questions

Explore conceptually related problems

A plane electromagnetic wave of frequency omega_(0) falls normally on the surface of a mirror approching with a relativistic velocity V . Making use of the Doppler formula, find the frequency of the reflected wave. Simplify the obtained expression for the case Vlt lt c .

Electromagnetic waves of frequency ……. are reflected from ionosphere.

An electromagnetic wave of frequency v=3.0 MHz passes from vacuum into a dielectric medium with permittivity epsilon=4.0 . Then

The frequency of a sound wave is n and its velocity is v . If the frequency is increased to , 4n the velocity of the wave will be

If a wave of wavelength lambda is travelling in a medium with velocity V, then its frequency is

A plane electromagnetic wave travels in vacuum along z-direction. If the frequency of the wave is 40 MHz then its wavelength is

A stationary motion detector sends sound waves of frequency 3.00 MHz toward a truck approaching at a speed of 61.0 m/s. What is the frequency of the waves reflected back to the detector?

Light of wavelength 5000 A.falls on a plane reflecting surface. The frequency of reflected light is…

PHYSICS GALAXY - ASHISH ARORA-WAVE OPTICS-Conceptual MCQ Single Option Correct
  1. Two light waves arrives at a certain point on a screen. The waves have...

    Text Solution

    |

  2. Two beam of light having intensities I and 4I interfere to produce a f...

    Text Solution

    |

  3. A plane electromagnetic wave of frequency w(0) falls normally on the s...

    Text Solution

    |

  4. White light is used to illuminate the two slits in a Young's double sl...

    Text Solution

    |

  5. Ratio of intensities between a point A and that of central fringe is 0...

    Text Solution

    |

  6. Two waves of same intensity produce interference. If intensity at maxi...

    Text Solution

    |

  7. Intensity of central bright fringe due to interference of two identica...

    Text Solution

    |

  8. In a Young’s double slit experiment, the separation of the two slits i...

    Text Solution

    |

  9. In a Young's double slit experiment, 12 fringes are observed to be for...

    Text Solution

    |

  10. In Young's double slit experiment the interference pattern is found to...

    Text Solution

    |

  11. If A is the amplitude of the wave coming from a line source at a dista...

    Text Solution

    |

  12. If A is the amplitude of the wave coming from a line source at a dista...

    Text Solution

    |

  13. Phase difference between two waves having same frequency (v) and same ...

    Text Solution

    |

  14. Widths of two slits in Young's experiment are in the ratio 4 : 1. What...

    Text Solution

    |

  15. Two slits S(1) and S(2) illuminated by a white light source give a whi...

    Text Solution

    |

  16. When a transparent parallel plate of uniform thickness t and refractiv...

    Text Solution

    |

  17. In the adjacent diagram, CP represents a wavefront and AO & BP, the co...

    Text Solution

    |

  18. In a Young's double slit experiment, D equals the distance of screen a...

    Text Solution

    |

  19. In figure, if a parallel beam of white light is incident on the plane ...

    Text Solution

    |

  20. In YDSE shown in figure a parallel beam of light is incident on the sl...

    Text Solution

    |