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JEE Mains · Physics · STD 11 - 1. units,dimensions and measurement

Match List\(-I\) with List\(-II\).
List\(-I\) List\(-II\)
\((a)\) \({R}_{{H}}\) (Rydberg constant) \((i)\) \({kg} {m}^{-1} {s}^{-1}\)
\((b)\) \(h\) (Planck's constant) \((ii)\) \({kg} {m}^{2} {s}^{-1}\)
\((c)\) \(\mu_{{B}}\) (Magnetic field energy density) \((iii)\) \({m}^{-1}\)
\((d)\) \(\eta\) (coefficient of viscocity) \((iv)\) \({kg} {m}^{-1} {s}^{-2}\)
Choose the most appropriate answer from the options given below:

  1. A \((a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)\)
  2. B \((a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)\)
  3. C \((a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)\)
  4. D \((a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)\)
Verified Solution

Answer & Solution

Correct Answer

(B) \((a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)\)

Step-by-step Solution

Detailed explanation

\(SI\) unit of Rydberg const. \(={m}^{-1}\) \(SI\) unit of Plank's const. \(={kg} {m}^{2} {s}^{-1}\) \(SI\) unit of Magnetic field energy density \(={kg} {m}^{-1} {s}^{-2}\) \(SI\) unit of coeff. of viscosity \(={kg} {m}^{-1} {s}^{-1}\)
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