Home
Class 12
PHYSICS
A heavenly body is receding from earth s...

A heavenly body is receding from earth such that the fractional change in `lambda` is 1, then its velocity is

A

C

B

`(3C)/(5)`

C

`(C)/(5)`

D

`(2C)/(5)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • WAVE OPTICS

    ERRORLESS |Exercise wave Nature and Interference of Light|1 Videos

  • WAVE OPTICS

    ERRORLESS |Exercise Doppler s Effect of Light|1 Videos

  • RAY OPTICS

    ERRORLESS |Exercise SET|25 Videos

Similar Questions

Explore conceptually related problems

If the radius of earth shrinks by 0.2% without change in its mass, the % change in its angular velocity is

A body projected from the surface of the earth attains a height equal to the radius of the earth. The velocity with which the body was projected is

The radial speed of a galaxy is 1.2 xx 10^(6)m//s receding away from earth. What is the percentage change in wavelength in the observed spectrum ?

Why do the heavenly bodies seem to move from east to west?

A body is projected vertically upward from the surface of the earth, then the velocity-time graph is:-

A body is projected up from the surface of the earth with a velocity half the escape velocity at an angle of 30^(@) with the horizontal. Neglecting air resistance and earth’s otation, find (a) the maximum height above the earth’s surface to which the body will rise. (b) will the body move around the earth as a satellite?

The value of g on the Moon is 1//6 th of that of Earth. If a body is taken from the Earth to the Moon, then what will be the change in its (i) weight, (ii) intertial mass and (iii) gravitational mass?

A body is taken from the centre of the Earth to the Moon. What will be the changes in the weight of the body?

ERRORLESS -WAVE OPTICS-SET
  1. A heavenly body is receding from earth such that the fractional change...

    Text Solution

    |

  2. Following figures shows sources S1 and S2 that emits light of waveleng...

    Text Solution

    |

  3. In a Young's double slit experimental arrangement shown here, if a mic...

    Text Solution

    |

  4. In the set up shown in figure, the two slits S1 and S2 are not equidis...

    Text Solution

    |

  5. The intensity ratio of two coherent sources of light is p. They are i...

    Text Solution

    |

  6. Three waves of equal frequency having amplitudes 10mum, 4mum, 7mum arr...

    Text Solution

    |

  7. Four different independent waves are represented by (i) y(1) = a(1) ...

    Text Solution

    |

  8. A beam of light consisting of two wavelength 650nm and 520nm is used t...

    Text Solution

    |

  9. Two identical radiators have a separation of d=lambda//4 where lambda ...

    Text Solution

    |

  10. In Young’s double slit experiment, the 8 th maximum with wavelength la...

    Text Solution

    |

  11. Light of wavelength 500nm is used to form interference pattern in Youn...

    Text Solution

    |

  12. Two coherent sources of equal intensity produce maximum intensity of 1...

    Text Solution

    |

  13. The path difference between two interfering waves of equal intensities...

    Text Solution

    |

  14. In a Young's double slit experiment, I0 is the intensity at the centra...

    Text Solution

    |

  15. In a Fresnel’s diffraction arrangement, the screen is at a distance of...

    Text Solution

    |

  16. If n represents the order of a half period zone, the area of this zone...

    Text Solution

    |

  17. A screen is placed 50 cm from a single slit, which is illuminated with...

    Text Solution

    |

  18. In Young's double slit experiment, the fringes are displaced index 1.5...

    Text Solution

    |

  19. Two waves of equal amplitude and frequency interfere each other. The r...

    Text Solution

    |

  20. In Young's double-slit experiment , we get 60 fringes in the field of ...

    Text Solution

    |

  21. A parallel- plate capacitor with plate area A and separation between t...

    Text Solution

    |