COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about____________________?
Correct answer: B. 3.5
- A. 0.5
- B. 3.5
- C. 4.5
- D. 8.5
Explanation
One ton of refrigeration provides about 3.517 kW of cooling. With 1 kW of power input, COP = 3.517/1 ≈ 3.5.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Chemical Engineering Thermodynamics
598 free Chemical Engineering Thermodynamics MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Chemical Engineering Thermodynamics questions
In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about _____________ percent?
Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in__________________?
(1/V) (∂V/∂T)P is the mathematical expression__________________?
The unity of Planck's constant 'h' in the equation, E = hv is____________________?
The value of gas constant 'R' is__________________?
When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is___________________?