JEE Mains · Physics · STD 11 - 1. units,dimensions and measurement
Match the LIST-I with LIST-II:
| List-I | List-II |
| A. Spring constant | I. \(ML ^2 T^{-2} K^{-1}\) |
| B. Thermal conductivity | II. \(ML ^0 T^{-2}\) |
| C. Boltzmann constant | III. \(ML ^2 T^{-3} A^{-2}\) |
| D. Inductive reactance | IV. \(MLT ^{-3} K^{-1}\) |
- A A-II, B-I, C-IV, D-III
- B A-I, B-IV, C-II, D-III
- C A-III, B-II, C-IV, D-I
- D A-II, B-IV, C-I, D-III
Answer & Solution
Correct Answer
(D) A-II, B-IV, C-I, D-III
Step-by-step Solution
Detailed explanation
(A) F=Kx \(\begin{array}{l}{\left[ MLT ^{-2}\right]=[ K ][ L ]} \\ {[ K ]= ML ^0 T^{-2}}\end{array}\) (B) Thermal conductivity \(\frac{ dQ }{ dt }=\frac{ kA }{\ell} \Delta T\) \(ML ^2 T^{-3}=\frac{[ k ] L ^2 K}{ L }\) \(\left[ K ^1\right]= MLT ^{-3} K^{-1}\) (C) Boltzman…
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