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BITSAT Chemistry Thermodynamics (C) 2024 BITSAT 2024 (Memory Based Paper 1)

BITSAT Chemistry Question (2024) — Solution

Question

Choose the correct option for free expansion of an ideal gas under adiabatic condition from the following:

Options

  1. A. q =0, ~T 0, w =0
  2. B. q=0, T 0, w 0
  3. C. q = 0, ~T =0, w =0
  4. D. q =0, ~T =0, w =0

Answer

D. q =0, ~T =0, w =0

Step-by-step solution

U=q+w For a adiabatic process, U = w =- p _ ex v For free expansion of ideal gas p _0=0 As U = C T =0

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