Physics · 2025
JEE Main · 24 January 2025, Shift 2 · Q40
Arrange the following in the ascending order of wavelength (λ): (A) Microwaves (λ_1) (B) Ultraviolet rays (λ_2) (C) Infrared rays (λ_3) (D) X-rays…
Arrange the following in the ascending order of wavelength $\displaystyle (\lambda)$ :
(A)
Microwaves $\displaystyle \left(\lambda_1\right)$
(B)
Ultraviolet rays $\displaystyle \left(\lambda_2\right)$
(C)
Infrared rays $\displaystyle \left(\lambda_3\right)$
(D)
X-rays $\displaystyle \left(\lambda_4\right)$
Choose the most appropriate answer from the options given below :
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle \lambda_4<\lambda_2<\lambda_3<\lambda_1$
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JEE Main 2025 Physics question, with the answer from NTA’s final answer key. Where our answers come from.