Engineering Thermodynamics Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant) Both (B) and (C) cv/ cp =R cv = R/ γ-1 cp - cv = R Both (B) and (C) cv/ cp =R cv = R/ γ-1 cp - cv = R 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 One molecule of oxygen consists of __________ atoms of oxygen. 2 4 8 16 2 4 8 16 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During throttling process Heat exchange does not take place All of these There is no change of internal energy of steam No work is done by expanding steam Heat exchange does not take place All of these There is no change of internal energy of steam No work is done by expanding steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of two constant pressure and two isentropic processes is known as Carnot cycle Otto cycle None of the listed here Stirling cycle Carnot cycle Otto cycle None of the listed here Stirling cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Gases have No value of specific heat Two values of specific heat Under some conditions one value and sometimes two values of specific heat Only one value of specific heat No value of specific heat Two values of specific heat Under some conditions one value and sometimes two values of specific heat Only one value of specific heat ANSWER DOWNLOAD EXAMIANS APP