Home
Class 12
PHYSICS
Why do we not use X - rays in the RADAR?...

Why do we not use X - rays in the RADAR?

A

They can damage the target

B

They are absorbed by the air

C

Their speed is low

D

They are not reflected by the target

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • X-RAYS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Numerical MCQs Single Options Correct|26 Videos

  • X-RAYS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQ with one or More Options Correct|17 Videos

  • X-RAYS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Discussion Question|19 Videos

  • WAVES

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

Similar Questions

Explore conceptually related problems

Why do we use electricity?

Why do we group data?

Why do we not use galvanometer as an ammeter?

Why do we use simple machines?

Why do we use a transformer in AC circuits?

Why do we use upholstered seats in theatres and halls ?

Why do we perfect to use a when with a long arm ?

Why do we use coke for making steel and not coal?

PHYSICS GALAXY - ASHISH ARORA-X-RAYS-Conceptual MCQ s
  1. Mosley's law relates the frequencies of line X-rays with the followin...

    Text Solution

    |

  2. X- rays are produced in an X- rays tube operating at a given accelerat...

    Text Solution

    |

  3. The wavelengths of Kalpha X-rays from lead isotopes Pb^(204) , Pb^(20...

    Text Solution

    |

  4. X-rays are used to irradiate sodium and copper surfaces in two separat...

    Text Solution

    |

  5. Increase in which of the following increases the penetrating power of ...

    Text Solution

    |

  6. Which of the following are the characteristics required for the target...

    Text Solution

    |

  7. The continuous X - ray spectrum is produced due to :

    Text Solution

    |

  8. X- rays will not show the phenomenon of

    Text Solution

    |

  9. An X-ray photon of wavelength lambda and frequency v colliders with an...

    Text Solution

    |

  10. Why do we not use X - rays in the RADAR?

    Text Solution

    |

  11. In a X - ray tube , electrons accelerated through a very high potentia...

    Text Solution

    |

  12. X-rays region lies between

    Text Solution

    |

  13. A direct X-ray photograph of the intestines is not generally taken by ...

    Text Solution

    |

  14. Hydrogen atom does not emit X-rays because

    Text Solution

    |

  15. When X rays pass through a strong uniform magnetic field. Then they

    Text Solution

    |

  16. White X-rays are called 'white' due to the fact that:

    Text Solution

    |

  17. In the X- ray tube before striking the target we accelerate the electr...

    Text Solution

    |

  18. In a characteristic X-ray spectra of some atom superimposed on continu...

    Text Solution

    |

  19. For the structural analysis of crystals, X-rays are used because

    Text Solution

    |

  20. The intensity of X - rays from a Coolidge tube is plotted against wave...

    Text Solution

    |