Home
Class 12
PHYSICS
Why a metal container should not be used...

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

Text Solution

Verified by Experts

Because in a metal container , these is a danger of getting a shock due to accumulation of electric charges .
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

A : If dipole moment of water molecules were zero, then microwave cooking would not be possible. R : In a microwave oven the water molecules vibrate due to oscillating electric field in microwave and heat the food.

Assertion : One should not use metal containers in a microwave oven Reason : Only because metal may melt form heating.

A : When cooking in microwave ovens, metal containers are used. R : Energy of the microwaves can be easily transferred to the food through metal.

Assertion: For cooking in a microwave oven, food is always kept in metal containers. Reasion: The energy of microwave is easily transferred to the food in metal container.

MODERN PUBLICATION-ELECTROMAGNETIC WAVES-REVISION EXERCISES ( VERY SHORT ANSWER QUESTIONS)
  1. Which part of electromagnetic spectrum is detected by a human eye?

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  4. Why microwaves are used in radar not radiowaves?

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  7. How are radio waves produced?

    Text Solution

    |

  8. Write the expression for velocity of electromagnetic waves.

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  20. The frequency of an electromagnetic wave is 1.5 xx 10^(18) Hz. Calcul...

    Text Solution

    |