Explore topic-wise MCQs in Refrigeration.

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