Engineering Thermodynamics According to Avogadro’s law Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules The sum of partial pressure of the mixture of two gases is sum of the two All of these The product of the gas constant and the molecular mass of an ideal gas is constant Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules The sum of partial pressure of the mixture of two gases is sum of the two All of these The product of the gas constant and the molecular mass of an ideal gas is constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Addition of heat at constant pressure to a gas results in Raising its temperature Raising its pressure Raising its volume Raising its temperature and doing external work Raising its temperature Raising its pressure Raising its volume Raising its temperature and doing external work ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant Volume Temperature Pressure Internal energy Volume Temperature Pressure Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One watt is equal to 1 Nm/hr 1 kNm/hr 1 N/m 1 Nm/s 1 Nm/hr 1 kNm/hr 1 N/m 1 Nm/s 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 Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic Heat rejection is lower ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called Free expansion Hyperbolic expansion Adiabatic expansion Parabolic expansion Free expansion Hyperbolic expansion Adiabatic expansion Parabolic expansion ANSWER DOWNLOAD EXAMIANS APP
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