12th Class Physics Sample Paper Physics Sample Paper-12

  • question_answer
    Name the constituent radiation of electromagnetic spectrum which
    (i) is used for studying crystal structure.
    (ii) is absorbed from sun light by ozone layer.
    (iii) produces intense heating effect.
    (iv) is used in cellular phones to transmit voice communication.
    (v) is used for sterilising surgical instruments.
    (vi) is used for taking photograph in foggy season.

    Answer:

    (i) X-rays
    (ii) Ultraviolet waves
    (iii) Infrared waves
    (iv) Radio waves
    (v) Ultraviolet waves
    (vi) Infrared waves


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