Home
Class 12
PHYSICS
Welders wear special glass goggles ro fa...

Welders wear special glass goggles ro facemask with glass window to protect their eyes from

Text Solution

Verified by Experts

UV radiations.
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC WAVES

    MODERN PUBLICATION|Exercise REVISION EXERCISES ( ADDITIONAL QUESTIONS )|8 Videos

  • ELECTROMAGNETIC WAVES

    MODERN PUBLICATION|Exercise REVISION EXERCISES ( FILL IN THE BLANKS )|7 Videos

  • ELECTROMAGNETIC WAVES

    MODERN PUBLICATION|Exercise HIGHER ORDER THINKING SKILS & ADVANCED LEVEL|5 Videos

  • ELECTROMAGNETIC INDUCTION

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST FOR BOARD EXAMINATION|14 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    MODERN PUBLICATION|Exercise Chapter Practice Test|9 Videos

Similar Questions

Explore conceptually related problems

(i) Why welder wears a special glass goggles during welding with arc? (ii) Which part of the electromagnetic spectrum is used in operating radar and why?

A welder wears special glasses to protect his eyes mostly from the harmful effect of (a) very intense visible light (b) infrared radiation

The divers have to wear specially designed air filled suits for their protection while diving deep under the sea.

A person wears glasses with power -2.5 D. Without glasses the person

MODERN PUBLICATION-ELECTROMAGNETIC WAVES-REVISION EXERCISES ( VERY SHORT ANSWER QUESTIONS)
  1. What is the frequency range of radio waves?

    Text Solution

    |

  2. Which part of electromagnetic spectrum is detected by a human eye?

    Text Solution

    |

  3. Welders wear special glass goggles ro facemask with glass window to pr...

    Text Solution

    |

  4. What is the cause of the depletion of the ozone layer?

    Text Solution

    |

  5. Why microwaves are used in radar not radiowaves?

    Text Solution

    |

  6. What is the name given to the part of electromagnetic spectrum which i...

    Text Solution

    |

  7. Which part of electromagnetic spectrum is absorbed by ozone layer?

    Text Solution

    |

  8. How are radio waves produced?

    Text Solution

    |

  9. Write the expression for velocity of electromagnetic waves.

    Text Solution

    |

  10. Name any two properties of electromagnetic waves which are common to a...

    Text Solution

    |

  11. Name the electromagnetic wave that is used to take radiograph of fract...

    Text Solution

    |

  12. Write the expression for speed of light in terms of 'mu0 ' and 'epsi...

    Text Solution

    |

  13. If the intensity of incident radio wave is 3 Watt/m^2,what is the pres...

    Text Solution

    |

  14. What does the cross product of electric and magnetic field vectors (ve...

    Text Solution

    |

  15. Which part of electromagnetic spectrum is produced in nuclear reaction...

    Text Solution

    |

  16. Name any two electromagnetic waves. State any one similarity and one d...

    Text Solution

    |

  17. Why a metal container should not be used in a microwave oven?

    Text Solution

    |

  18. To which part of the electromagnetic spectrum does a wave of frequency...

    Text Solution

    |

  19. The ozone layer on the top of the stratosphere is crucial for human su...

    Text Solution

    |

  20. Mention the relative position of X-rays and gamma-rays in the EM wave ...

    Text Solution

    |