Chemical Thermodynamics: JEE Main 2019 Chemistry question

JEE Main 2019 · 9 Apr, Evening shift · Q2319

JEE Main 20199 Apr, Evening shiftChemistryEasyChemical Thermodynamics84× since 2002

During compression of a spring the work done is 10kJ and 2kJ escaped to the surroundings as heat. The change in internal energy,

\Delta

U(inkJ) is :

JEE Main 2019 · 9 Apr, Evening shift · Q2319

JEE Main 20199 Apr, Evening shiftChemistryEasyChemical Thermodynamics84× since 2002

During compression of a spring the work done is 10kJ and 2kJ escaped to the surroundings as heat. The change in internal energy,

\Delta

U(inkJ) is :

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