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. 9/7 7/4 11/4 11/7 9/7 7/4 11/4 11/7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied All of these When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered When beat is being rejected, temperature of cold source and working substance should be same All of these When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered When beat is being rejected, temperature of cold source and working substance should be same ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in cement industry and in metallurgical processes is Bituminous coke Wood charcoal Coke Pulverized coal Bituminous coke Wood charcoal Coke Pulverized coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in steam boilers is Non-coking bituminous coal Peat Brown coal Coking bituminous coal Non-coking bituminous coal Peat Brown coal Coking bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If in the equation pvn = C, the value of n = ∝, then the process is called Constant volume process Adiabatic process Isothermal process Constant pressure process Constant volume process Adiabatic process Isothermal process Constant pressure process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Isochoric process is one in which Very little mechanical work is done by the system All parameters remain constant No mechanical work is done by the system Free expansion takes place Very little mechanical work is done by the system All parameters remain constant No mechanical work is done by the system Free expansion takes place ANSWER DOWNLOAD EXAMIANS APP