Engineering Thermodynamics Which law states that the internal energy of a gas is a function of temperature? Boyle's law There is no such law Charles' law Joule's law Boyle's law There is no such law Charles' law Joule's law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The door of a running refrigerator inside a room was left open. Which of the following statements is correct? The temperature of the air in room will remain unaffected The room will be gradually warmed up The room will be cooled to the temperature inside the refrigerator The room will be cooled very slightly The temperature of the air in room will remain unaffected The room will be gradually warmed up The room will be cooled to the temperature inside the refrigerator The room will be cooled very slightly ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant) cp - cv = R Both (B) and (C) cv = R/ γ-1 cv/ cp =R cp - cv = R Both (B) and (C) cv = R/ γ-1 cv/ cp =R ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called Specific heat at constant pressure Specific heat at constant volume Kilo Joule None of these Specific heat at constant pressure Specific heat at constant volume Kilo Joule None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics 1 kgf/cm² is equal to 1 mm Hg Zero mm Hg 760 mm Hg 735.6 mm Hg 1 mm Hg Zero mm Hg 760 mm Hg 735.6 mm Hg ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When cut-off ratio is ________; the efficiency of Diesel cycle approaches to Otto cycle efficiency 2 43835 43834 Zero 2 43835 43834 Zero ANSWER DOWNLOAD EXAMIANS APP