Match the physical quantities in Column-$I$ with those in Column-$II$ having the same dimensions. The correct matching is:
$A$. Entropy$I$. Angular velocity
$B$. Young's modulus of elasticity$II$. Boltzmann constant
$C$. Angular momentum$III$. Energy density
$D$. Decay constant$IV$. Planck's constant

  • A
    $A-II, B-III, C-IV, D-I$
  • B
    $A-IV, B-I, C-III, D-II$
  • C
    $A-II, B-III, C-IV, D-I$
  • D
    $A-II, B-IV, C-III, D-I$

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The pair having the same dimensions is

$A$ steel tape gives correct measurement at $20^{\circ}C$. $A$ piece of wood is being measured with the steel tape at $0^{\circ}C$. The reading is $25 \, cm$ on the tape. The real length of the given piece of wood must be:

Names of units of some physical quantities are given in List-$I$ and their dimensional formulae are given in List-$II$. Match the correct pairs in the lists:
$A$. $Pa \cdot s$$(i)$. $[L^2 T^{-2} K^{-1}]$
$B$. $N \cdot m \cdot K^{-1}$$(ii)$. $[MLT^{-3} K^{-1}]$
$C$. $J \cdot kg^{-1} \cdot K^{-1}$$(iii)$. $[ML^{-1} T^{-1}]$
$D$. $W \cdot m^{-1} \cdot K^{-1}$$(iv)$. $[ML^2 T^{-2} K^{-1}]$

Match the following physical quantities with their respective dimensional formulas:
$(A)$ Thermal conductivity$(i)$ $MLT^{-3}K^{-1}$
$(B)$ Boltzmann constant(ii) $M^0L^2T^{-2}K^{-1}$
$(C)$ Latent heat(iii) $ML^2T^{-2}K^{-1}$
$(D)$ Specific heat(iv) $M^0L^2T^{-2}$

Out of the fundamental forces in nature,which forces have the maximum and minimum range,respectively?

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