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MHT CET20243 May 2024Evening ShiftPhysicsThermodynamicsActual

The specific heat of argon at constant pressure and constant volume are C_p and C_v respectively. It's density ' ' at N.T.P. will be [ P and T are pressure and temperature respectively at N.T.P.]

Options

  1. AP T (C_p-C_v )
  2. BPT ( C _ p - C _ v )
  3. CT ( C _ p - C _ v ) P
  4. D(C_p-C_v ) PT

Correct answer

A. P T (C_p-C_v )

Step-by-step solution

aligned & C_p-C_v=R & R= (C_p-C_v ) M ...(molar specific heat) aligned ...(i) Ideal gas equation, PV = nRT aligned & P V=n (C_p-C_v ) M T & P V= m M (C_p-C_v ) M T & P= m V (C_p-C_v ) T & = P (C_p-C_v ) T aligned ...[From(i)]

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