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JEE Mains · Physics · STD 11 - 11. thermodynamics

दी गई चक्रीय प्रक्रिया से गुजरने पर किसी निकाय द्वारा अवशोषित ऊष्मा _______ है।

  1. A \(61.6 \mathrm{~J}\)
  2. B  \(431.2 \mathrm{~J}\)
  3. C \(616 \mathrm{~J}\)
  4. D \(19.6 \mathrm{~J}\)
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Answer & Solution

Correct Answer

(A) \(61.6 \mathrm{~J}\)

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Detailed explanation

\(\Delta \mathrm{U}=0 \text { (Cyclic process) }\) \(\Delta \mathrm{Q}=\mathrm{W}=\text { area of } \mathrm{P}-\mathrm{V} \text { curve. }\) \(=\pi \times\left(140 \times 10^3 \mathrm{~Pa}\right) \times\left(140 \times 10^{-6} \mathrm{~m}^3\right)\)…
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