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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Refrigeration knowledge and support exam preparation. Choose a topic below to get started.
1. |
What are the temperature and pressure for N.T.P. (Normal Temperature Pressure)? |
A. | 0 C, 1 bar |
B. | 273 C, 15 bar |
C. | 288 K, 1 bar |
D. | 273 K, 1 bar |
E. | ?a) 0 C, 1 barb) 273 C, 15 barc) 288 K, 1 bard) 273 K, 1 bar |
Answer» B. 273 C, 15 bar | |
2. |
What are the temperature and pressure for S.T.P. (Standard Temperature Pressure)? |
A. | 0 C, 1 bar |
B. | 273 C, 15 bar |
C. | 288 K, 1 bar |
D. | 273 K, 1 bar |
E. | ?a) 0 C, 1 barb) 273 C, 15 barc) 288 K, 1 bard) 273 K, 1 bar |
Answer» D. 273 K, 1 bar | |
3. |
What is absolute zero temperature? |
A. | 0 C |
B. | 273 C |
C. | -273 K |
D. | -273 C |
Answer» E. | |
4. |
1 Bar = ______ mm of Hg. |
A. | 100 |
B. | 720 |
C. | 760 |
D. | 360 |
Answer» D. 360 | |
5. |
1 Bar = ______ |
A. | 1×105 N/m2 |
B. | 1×109 N/m2 |
C. | 1×105 N/mm2 |
D. | 1×106 N/m2 |
Answer» B. 1×109 N/m2 | |
6. |
1 Pascal = 1 _____ |
A. | N/mm2 |
B. | N/m3 |
C. | N/m2 |
D. | N/mm3 |
Answer» D. N/mm3 | |
7. |
What is the value of 110 C on the Fahrenheit scale? |
A. | 198 F |
B. | 383 F |
C. | – 73 F |
D. | 230 F |
Answer» E. | |
8. |
What does 298 Kelvin mean on Celsius scale? |
A. | 27 C |
B. | 25 C |
C. | 15 C |
D. | 35 C |
Answer» C. 15 C | |
9. |
What is the relation between Celsius and Fahrenheit scale? |
A. | \(\frac{C}{9} = \frac{F-32}{5}\) |
B. | \(\frac{C}{5} = \frac{F-32}{9}\) |
C. | \(\frac{C}{32} = \frac{F-32}{5}\) |
D. | \(\frac{C}{5} = \frac{F-9}{32}\) |
Answer» C. \(\frac{C}{32} = \frac{F-32}{5}\) | |
10. |
At what K is the triple point of water? |
A. | 0 K |
B. | 4 K |
C. | 273.16 K |
D. | -273.16 |
Answer» D. -273.16 | |