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In a thermodynamic system, the measurement of heat is called as ___________

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In a thermodynamic system, the measurement of heat is called as ___________

(a) Entropy

(b) Enthalpy

(c) Internal energy

(d) Heat transfer

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Enquiry is from Energy Equation in portion Aerodynamics – Fundamental Principles and Equations of Aerodynamics

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Right answer is (b) Enthalpy

Explanation: Enthalpy is the total heat content in the system. It is an extensive property and is the sum of internal energy plus the product of pressure and volume.

 H = U+ p*V

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