Physics · 2020
JEE Main · 5 September 2020, Shift 2 · Q16
The correct match between the entries in column I and column II are:
The correct match between the entries in column I and column II are :
| I | II | ||
| Radiation | Wavelength | ||
| (a) | Microwave | (i) | $\displaystyle 100$ m |
| (b) | Gamma rays | (ii) | $\displaystyle 10^{-15} \mathrm{~m}$ |
| (c) | A.M. radio waves | (iii) | $\displaystyle 10^{-10} \mathrm{~m}$ |
| (d) | X-rays | (iv) | $\displaystyle 10^{-3} \mathrm{~m}$ |
Official answer
(1)
(a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)
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JEE Main 2020 Physics question, with the answer from NTA’s final answer key. Where our answers come from.