Engineering Thermodynamics The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will Remain unchanged Decrease Increase Increase/decrease depending on application Remain unchanged Decrease Increase Increase/decrease depending on application ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isentropic Flow is uniform and steady Process is isentropic and specific heat does not change with temperature Process is isothermal Process is isentropic Flow is uniform and steady Process is isentropic and specific heat does not change with temperature Process is isothermal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as First law of thermodynamics Kinetic theory of gases Zeroth law of thermodynamics Second law of thermodynamics First law of thermodynamics Kinetic theory of gases Zeroth law of thermodynamics Second law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant) pv = (RT)m pv = RTm pvm = C pv = mRT pv = (RT)m pv = RTm pvm = C pv = mRT 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 room will be cooled to the temperature inside the refrigerator The room will be cooled very slightly The room will be gradually warmed up The temperature of the air in room will remain unaffected The room will be cooled to the temperature inside the refrigerator The room will be cooled very slightly The room will be gradually warmed up The temperature of the air in room will remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The behavior of a perfect gas, undergoing any change in the variables which control physical properties, is governed by Gay-Lussac law Boyle's law All of the listed here Charles' law Gay-Lussac law Boyle's law All of the listed here Charles' law ANSWER DOWNLOAD EXAMIANS APP
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