Engineering Thermodynamics According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas. Do not change Both (A) and (B) Change None of these Do not change Both (A) and (B) Change None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general law for the expansion or compression of gases, is pv = C pv = m R T pvγ = C pvn = C pv = C pv = m R T pvγ = C pvn = C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Its entropy will change due to irreversibility Process is executed in closed system cycle Process is thermodynamically in equilibrium Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is executed in closed system cycle Process is thermodynamically in equilibrium Sum of heat and work transfer will be zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero temperature is taken as -237°C 237°C -273°C 273°C -237°C 237°C -273°C 273°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Molecular volume of any perfect gas at 600 × 103 N/m² and 27°C will be 400 m3/kg mol 4.17 m3/kg mol 0.15 m3/kg mol 41.7 m3/kg mol 400 m3/kg mol 4.17 m3/kg mol 0.15 m3/kg mol 41.7 m3/kg mol ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of hydrogen requires 8 kg of oxygen and produces 7 kg of water 1 kg of water 9 kg of water 8 kg of water 7 kg of water 1 kg of water 9 kg of water 8 kg of water ANSWER DOWNLOAD EXAMIANS APP
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