Engineering Thermodynamics The condition for the reversibility of a cycle is 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is 1.086 0.086 1.086 4.086 1.086 0.086 1.086 4.086 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as Fractional distillation Cracking Full distillation Carbonization Fractional distillation Cracking Full distillation Carbonization ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Those substances which have so far not been resolved by any means into other substances of simpler form are called Elements Compounds Molecules Atoms Elements Compounds Molecules Atoms ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For the same compression ratio, the efficiency of dual combustion cycle is Greater than Diesel cycle Less than Diesel cycle Greater than Diesel cycle and less than Otto cycle Less than Diesel cycle and greater than Otto cycle Greater than Diesel cycle Less than Diesel cycle Greater than Diesel cycle and less than Otto cycle Less than Diesel cycle and greater than Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following items is not a path function? Kinetic energy Work Heat Thermal conductivity Kinetic energy Work Heat Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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