Refrigeration & Air Conditioning Mcqs
Our 1000+ Refrigeration and Air Conditioning MCQs (Multiple Choice Questions and Answers) focus on all areas of Refrigeration and Air Conditioning covering 100+ topics. These topics are chosen from a collection of the most authoritative and best reference books on Refrigeration and Air Conditioning. One should spend 1 hour daily practicing these MCQs for 2-3 months to learn and assimilate Refrigeration and Air Conditioning subjects comprehensively. This way of systematic learning will prepare anyone easily for Refrigeration and Air Conditioning exams, contests, online tests, quizzes, MCQ-tests, viva-voce, interviews, and certifications.
Refrigeration and Air Conditioning Multiple Choice Questions Highlights
- 1000+ Multiple Choice Questions & Answers (MCQs) in Refrigeration and Air Conditioning with a detailed explanation of every question.
- These MCQs cover theoretical concepts, true-false(T/F) statements, fill-in-the-blanks and match the following style statements.
- These MCQs also cover numerical as well as diagram-oriented MCQs.
- These MCQs are organized chapterwise and each Chapter is further organized topicwise.
- Every MCQ set focuses on a specific topic of a given Chapter in Refrigeration and Air Conditioning Subject.
Who should Practice Refrigeration and Air Conditioning MCQs?
- Students who are preparing for college tests and exams such as mid-term tests and semester tests on Refrigeration and Air Conditioning.
- Students who are preparing for Online/Offline Tests/Contests in Refrigeration and Air Conditioning.
- Students who wish to sharpen their knowledge of Refrigeration and Air Conditioning subjects.
- Anyone preparing for an Aptitude test in Refrigeration and Air Conditioning.
- Anyone preparing for interviews (campus/off-campus interviews, walk-in interviews, and company interviews).
- Anyone preparing for entrance examinations and other competitive examinations.
- All - Experienced, Freshers and College / School Students.
Q:
What are the temperature and pressure for N.T.P. (Normal Temperature Pressure)?
Answer & Explanation
Answer: A) 0 C, 1 bar
Explanation: Generally, 0 C is taken as the standard temperature, i.e. -273 K and pressure is 760 mm of hg or 1 bar.
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70
Q:
What are the temperature and pressure for S.T.P. (Standard Temperature Pressure)?
Answer & Explanation
Answer: C) 288 K, 1 bar
Explanation: Generally, 15 C is taken as the standard temperature, i.e. 288 K and pressure is 760 mm of Hg or 1 bar.
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115
Q:
What is absolute zero temperature?
Answer & Explanation
Answer: D) -273 C
Explanation: Temperature of -273 C i.e. 0 K is called absolute zero temperature, as it’s not possible to go beyond that temperature on the earth.
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91
Q:
Answer & Explanation
Answer: C) 760
Explanation: Sometimes pressure is represented in the form of height of mercury in the tube of 1 mm2 area, i.e. 760 mm practically for 1 bar pressure.
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133
Q:
Answer & Explanation
Answer: C) N/m²
Explanation: Pascal is the unit generally used to express pressure, which means the amount of pressure in Newton, divided by the area i.e. square meters.
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85
Q:
What does 298 Kelvin mean on Celsius scale?
Answer & Explanation
Answer: B) 25 C
Explanation: As for conversion of Kelvin to Celsius 273 is to be deducted, hence 298 K = 298 – 273 = 25C.
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143
Q:
At what K is the triple point of water?
Answer & Explanation
Answer: C) 273.16 K
Explanation: At 273.16 K, i.e. 0C water contains all the three forms, solid, liquid as well as gas partially.
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