Thermodynamics for Chemical MCQs

14 MCQs  — Chemical Engineering MCQs  (Page 2 of 2)

Attempt Thermodynamics for Chemical Quiz
One ton of refrigeration capacity is equivalent to the heat removal rate of____________________?
A. 50 kcal/hr
B. 200 btu/hr
C. 200 btu/minute
D. 200 btu/day
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Entropy, which is a measure of the disorder of a system, is__________________?
A. Independent of pressure
B. Independent of temperature
C. Zero at absolute zero temperature for a perfect crystalline substance
D. All a, b. & c
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A refrigerator works on the principle of _____________ law of thermodynamics?
A. Zeroth
B. First
C. Second
D. Third
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Gibbs free energy (G) is represented by, G = H – TS, whereas Helmholtz free energy, A. is given by, A = E – TS. Which of the following is the Gibbs-Helmholtz equation ?
A. [∂(g/t)/∂t] = – (h/t2)
B. [∂(a/t)/∂t]v = – e/t2
C. Both a. and b.
D. Neither a. nor b.
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Word of the Day
22 Jul
Combative
ready or eager to fight or argue.
لڑاکا، متنازع، جھگڑالو

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