Chemical Engineering Thermodynamics First law of thermodynamics deals with the Reversible processes only Direction of energy transfer None of these Irreversible processes only Reversible processes only Direction of energy transfer None of these Irreversible processes only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Melting of wax is accompanied with __________ in entropy. No change Increase None of these Decrease No change Increase None of these Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming air to be an ideal gas (Y = Cp/Cv = 7/5) and the process to be reversible, is 300(33/7) 300(32/7) 300(33/5) 300(35/7) 300(33/7) 300(32/7) 300(33/5) 300(35/7) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Law of corresponding states says that , two different gases behave similarly, if their reduced properties (i.e. P, V and T) are same No gas can be liquified above the critical temperature, howsoever high the pressure may be The molar heat of energy of gas at constant volume should be nearly constant (about 3 calories) The surface of separation (i. e. the meniscus) between liquid and vapour phase disappears at the critical temperature , two different gases behave similarly, if their reduced properties (i.e. P, V and T) are same No gas can be liquified above the critical temperature, howsoever high the pressure may be The molar heat of energy of gas at constant volume should be nearly constant (about 3 calories) The surface of separation (i. e. the meniscus) between liquid and vapour phase disappears at the critical temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Decreases linearly Increases Remains unchanged Decreases Decreases linearly Increases Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics (∂T/∂P)H is the mathematical expression for None of these Joule-Thompson co-efficient Specific heat at constant pressure (Cp) Specific heat at constant volume (Cv) None of these Joule-Thompson co-efficient Specific heat at constant pressure (Cp) Specific heat at constant volume (Cv) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS