Engineering Thermodynamics The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will Decrease Increase/decrease depending on application Increase Remain unchanged Decrease Increase/decrease depending on application Increase Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Expansion and compression are isentropic Maximum temperature is higher Combustion is at constant volume Heat rejection is lower Expansion and compression are isentropic Maximum temperature is higher Combustion is at constant volume Heat rejection is lower ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open cycle gas turbine works on Stirling cycle Joule's cycle Carnot cycle Otto cycle Stirling cycle Joule's cycle Carnot cycle Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For which of the following substances, the internal energy and enthalpy are the functions of temperature only Water Any gas Saturated steam Perfect gas Water Any gas Saturated steam Perfect gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle depends upon Temperature limits Cut-off ratio and compression ratio Compression ratio Pressure ratio Temperature limits Cut-off ratio and compression ratio Compression ratio Pressure ratio ANSWER DOWNLOAD EXAMIANS APP
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