CBSE 2026 · Region 1 · Set 1 · Q7 · 1 mark
Electromagnetic waves used in a diagnostic tool in medicine have a wavelength range
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle 1$ nm to $\displaystyle 10^{-3} \mathrm{~nm}$
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CBSE Class 12 Physics past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.