Engineering Thermodynamics Diesel cycle consists of following four processes Two isentropic and two constant volumes Two isothermal and two isentropic Two isentropic, one constant volume and one constant pressure Two isentropic and two constant pressures Two isentropic and two constant volumes Two isothermal and two isentropic Two isentropic, one constant volume and one constant pressure Two isentropic and two constant pressures 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 Hyperbolic expansion Adiabatic expansion Parabolic expansion Free expansion Hyperbolic expansion Adiabatic expansion Parabolic expansion Free expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and ___ kg of water or steam. 11/7 9/7 11/4 7/4 11/7 9/7 11/4 7/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is equal to γ 1 ∝ γ 1 ∝ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles has maximum efficiency? Rankine Stirling Carnot Brayton Rankine Stirling Carnot Brayton ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition for the reversibility of a cycle is All of these The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process The working parts of the engine must be friction free All the processes, taking place in the cycle of operation, must be extremely slow All of these The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process The working parts of the engine must be friction free All the processes, taking place in the cycle of operation, must be extremely slow ANSWER DOWNLOAD EXAMIANS APP
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