Chemical Engineering Thermodynamics The work done in isothermal compression compared to that in adiabatic compression will be Less More or less depending upon the extent of work done More Same Less More or less depending upon the extent of work done More Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is Cv loge 4 R loge 4 R log10 4 Cv log10 4 Cv loge 4 R loge 4 R log10 4 Cv log10 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________ c.c. 200 100 50 205 200 100 50 205 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics During a reversible isothermal expansion of an ideal gas, the entropy change is +ve ∞ -ve +ve ∞ -ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Less pronounced Equal More pronounced Data insufficient, can't be predicted Less pronounced Equal More pronounced Data insufficient, can't be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is Neither A nor B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Both A and B Neither A nor B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Both A and B ANSWER DOWNLOAD EXAMIANS APP
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