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Which of the following pairs constitute ...

Which of the following pairs constitute very similar rediations?
(i) Hard ultraviolet rays and soft X-rays
(ii) Soft ultraviolet rays and hard X-rays
(iii) Very hard X-rays and low-frequency `gamma`-rays
(iv) Soft X-rays and `gamma`-rays

A

Hard ultraviolet rays and soft X-rays

B

Soft'ultraviolet rays and hard X-rays

C

Very had X-rays andlow-frequency y-rays

D

Soft X-rays and y-rays

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Knowledge Check

  • Which of the following cuts ultraviolet rays?

    A
    Soda glass
    B
    Crookie's glass
    C
    Pyrax
    D
    none of these

  • Which of the following are high-enegry radiations? (i) Ultraviolet rays (ii) Infrared rays (iii) X rays (iv) gamma rays

    A
    `(i),(ii),(iii),(iv)`
    B
    `(iii),(iv)`
    C
    `(i),(iii),(iv)`
    D
    `(ii),(iii),(iv)`

  • Ultraviolet rays can be checked by

    A
    Flint glass
    B
    Crooke's glass
    C
    Soda glass
    D
    Pyrex glass

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    The ultraviolet rays can be checked by

    The gamma rays are

    Which of the following is incorrect for X rays (Roentgen rays)?

    Gamma rays are:

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