Physics · 2021
JEE Main · 27 August 2021, Shift 2 · Q2
Match List - I with List - II. Choose the most appropriate answer from the options given below:
Match List - I with List - II.
Choose the most appropriate answer from the options given below :
| List - I | List - II | ||
| (a) | $\displaystyle \mathrm{R}_{\mathrm{H}}$ (Rydberg constant) | (i) | $\displaystyle \mathrm{kg} \mathrm{m}^{-1} \mathrm{~s}^{-1}$ |
| (b) | h(Planck's constant) | (ii) | $\displaystyle \mathrm{kg} \mathrm{m}^2 \mathrm{~s}^{-1}$ |
| (c) | $\displaystyle \quad \mu_{\mathrm{B}}$ (Magnetic field energy density) | (iii) | $\displaystyle \mathrm{m}^{-1}$ |
| (d) | $\displaystyle \eta$ (coefficient of viscocity) | (iv) | $\displaystyle \mathrm{kg} \mathrm{m}^{-1} \mathrm{~s}^{-2}$ |
Official answer
(4)
(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.