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Wavelength ranges of EM waves

This type of question, asked 2 times: 15 Apr 2023, 5 Apr 2024. All 2 questions below, oldest first.

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  1. Question 1

    15 Apr 2023

    15
    Match List I with List II of Electromagnetic waves with corresponding wavelength range :
    List IList II
    (A) Microwave(I) 400 nm400\text{ }nm to 1 nm1\text{ }nm
    (B) Ultraviolet(II) 1 nm1\text{ }nm to 10−3 nm10^{- 3}\text{ }nm
    (C) X-Ray(III) 1 mm1\text{ }mm to 700 nm700\text{ }nm
    (D) Infra-red(IV) 0.1 m0.1\text{ }m to 1 mm1\text{ }mm
    Choose the correct answer from the options given below:

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  2. Question 2

    5 Apr 2024

    104
    Match List-I with List-II :
    List-I (EM-Wave)List-II (Wavelength Range)
    (A)Infra-red(I)<10−3 nm<10^{-3}\text{ }nm
    (B)Ultraviolet(II)400 nm400\text{ }nm to 1 nm1\text{ }nm
    (C)X-rays(III)1 mm1\text{ }mm to 700 nm700\text{ }nm
    (D)Gamma rays(IV)1 nm1\text{ }nm to 10−3 nm10^{-3}\text{ }nm
    Choose the correct answer from the options given below:

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