THERMODYNAMICS MCQs 10 min Score: 0 Attempted: 0/10 Subscribe 1. . Hotness or coldness of an object is expressed in terms of: (A) Heat (B) Temperature (C) Energy (D) Specific heatShow All Answers 2. . Something that flows from a hot body to a cold body is called: (A) Heat (B) Temperature (C) Internal energy (D) Specific heatShow All Answers 3. . Temperature of a body shows its: (A) Physical state (B) Degree of coldness (C) Degree of hotness (D) All of the aboveShow All Answers 4. . Heat is a form of: (A) Momentum (B) Energy (C) Work (D) PowerShow All Answers 5. . Thermodynamics is the study of the relationship between: (A) Heat and gas (B) Heat and other forms of energy (C) Heat and liquid (D) Heat and solidShow All Answers 6. . The first law of thermodynamics can be expressed mathematically as: (A) ΔQ = ΔU + ΔW (B) ΔQ = ΔU – ΔW (C) ΔW = ΔQ + ΔW (D) ΔU = ΔQ – ΔWShow All Answers 7. . The process in which the pressure of the system remains constant is called: (A) Isothermal (B) Isochoric (C) Adiabatic (D) IsobaricShow All Answers 8. . The process in which the volume of the system remains constant is called: (A) Isochoric (B) Isobaric (C) Isothermal (D) AdiabaticShow All Answers 9. . The temperature of a system remains constant in: (A) Adiabatic process (B) Isobaric process (C) Isochoric process (D) Isothermal processShow All Answers 10. . In which process no heat is allowed to enter or leave the system: (A) Isobaric (B) Isothermal (C) Isochoric (D) AdiabaticShow All Answers