Chemical Engineering — Test 200
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Question 1
A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is_________________?
Question 2
A gas mixture of three components is brought in contact with a dispersion of an organic phase in water. The degree of freedom of the system is______________?
Question 3
In Joule-Thomson porous plug experiment, the__________________?
Question 4
There is a change in ______________ during the phase transition?
Question 5
Cv is given by__________________?
Question 6
The equation relating E, P, V and T which is true for all substances under all conditions is given by (∂E/∂V)T = T(∂P/∂T)H – P. This equation is called the ___________________?
Question 7
A thermodynamic system is taken from state A to B along ACB and is brought back to A along BDA as shown below in the P-V diagram. The net work done during the complete cycle is given by the area covered by_________________?
Question 8
The main pollutant in waste water discharged from a petroleum refinery is oil (both in free and emulsified form). Free oil is removed by_________________?
Question 9
Noise emitted by a ventilation fan at a distance of 3 metres is about _____________ decibels?
Question 10
Presence of ____________ in water stream are deleterious to aquatic life?