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PTU B.Tech Automobile Engineering? 6th Semester May 2019 71218 AUTOMOTIVE HEATING VENTILATION and AIR CONDITIONING Question Papers

PTU Punjab Technical University B-Tech May 2019 Question Papers 6th Semester AE Automobile Engineering?

This post was last modified on 04 November 2019

Tags:PTUB.TechAutomobile Engineering6th SemesterMay 2019Previous Question PaperAutomotive HeatingVentilationAir ConditioningQuestion PapersPunjab Technical University2019frdA041119A20435171218PDF
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PTU B.Tech 6th Semester Last 10 Years 2009-2019 Previous Question Papers|| Punjab Technical University


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Roll No. Total No. of Questions : 09
B.Tech.(AE) (2011 Onwards) Total No. of Pages : 02
(Sem.-6)
AUTOMOTIVE HEATING, VENTILATION & AIR CONDITIONING
Subject Code : BTAE-602 M.Code: 71218
Time: 3 Hrs. Max. Marks : 60

INSTRUCTION TO CANDIDATES :

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  1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
  2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
  3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

  1. Answer briefly :
    1. What do you mean by term air conditioning?

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    2. What is function of a capillary tube?
    3. List two properties of ideal refrigerant.
    4. What are eco-friendly refrigerants?
    5. List various methods of refrigerant leak detection.
    6. What do you mean by wet bulb temperature?

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    7. Is moist air a pure substance, explain your answer?
    8. What is saturated air?
    9. What is purging of air in an air-conditioning system?
    10. What is global warming potential?

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SECTION-B

  1. Explain the working of basic car air conditioning system.
  2. Troubleshoot the following causes :
    1. Unit runs but poor refrigeration.
    2. Low suction pressure in a refrigeration system.

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  3. What are different types of automotive heater? Explain automatically controlled air- conditioning heating system.
  4. Classify various types of refrigerants.
  5. Explain the various basic psychrometric properties of moist air.

SECTION-C

  1. Explain different types of air distribution system with help of neat sketch.

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  2. Explain various methods of refrigerant leak detection.
  3. Explain the various properties of ideal refrigerant.

NOTE : Disclosure of identity by writing mobile number or making passing request on any page of Answer sheet will lead to UMC against the Student.


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This download link is referred from the post: PTU B.Tech 6th Semester Last 10 Years 2009-2019 Previous Question Papers|| Punjab Technical University

This post was last modified on 04 November 2019