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MHT CET202211 Aug 2022Morning ShiftChemistryThermodynamics (C)Actual

If a system absorbs 30 ~kJ of heat and perform 12 ~kJ of work on the surrounding. What is the increase in internal energy of the system?

Options

  1. A18 kJ
  2. B2.5 kJ
  3. C42 kJ
  4. D360 kJ

Correct answer

A. 18 kJ

Step-by-step solution

aligned & E= Q+ W & =30+(-12) & =18 KJ aligned

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