1.

Match the list-I with list-II  List-I  List-II P Boltzmann constant (I) [ML0T0] Q Coefficient of viscosity (II) [ML-1 T-1] R Water equivalent (III) [MLT-3 K-1] S Coefficient of thermal conductivity (IV) [ML2 T–2 K-1](A) P – III, Q – I, R – II, S – IV (B) P – III, Q – II, R – I, S – IV (C) P – IV, Q – II, R – I, S – III (D) P – IV, Q – I, R – II, S – III

Answer»

Answer is (C) P – IV, Q – II, R – I, S – III

Boltzmann constant (kB) = \(\frac{PV}{NT}\)

S.I. unit: J K-1 = [M1 L2 T-2 K-1]

Coefficient of viscosity (η) = \(\frac{F}{A\Big(\frac{dv}{dx}\Big)}\) 

S.I. unit : \(\frac{Ns}{m^2}\) ≡ [M1L-1T-1]

Water equivalent is the mass of water that will absorb or lose same quantity of heat as that of the substance for the same change in temperature.

S.I. unit : kg ≡ [M1 L0 T0]

Coefficient of thermal conductivity (K)

=   \(\frac{Q}{At\Big(\frac{Δθ}{Δx}\Big)}\) 

S.I. unit : J/ m s K ≡ [M1 L1 T-3 K-1]



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