ENGINEERS' DAY QUIZ BY ISHRAE

ENGINEERS' DAY QUIZ BY ISHRAE

4th Grade

20 Qs

quiz-placeholder

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ENGINEERS' DAY QUIZ BY ISHRAE

ENGINEERS' DAY QUIZ BY ISHRAE

Assessment

Quiz

Engineering

4th Grade

Hard

Created by

Parvathy D

Used 2+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. The chemical components of HCFC refrigerants are

  1. Hydrogen, Chlorine, Freon, and Carbon

  1. Hydrogen, Chlorine, Fluorine, and Carbon

  1. Helium, Chlorine, Freon, and Carbon

  1. Helium, Chlorine, Fluorine, and Carbon

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. What is the primary environmental concern associated with HCFC refrigerants?

  1. Water pollution

  1. Global warming

  1. Soil contamination

  1. Ozone depletion

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. The refrigerant in a mechanical compression refrigeration system absorbs and releases heat by

  1. Changing its temperature

  1. Changing its molecular composition

  1. Changing its physical state

  1. Converting heat to work

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. Which of the following devices can respond to changes in refrigeration conditions?

Throttle Valve

  1. Orifice

  1. Capillary tube

  1. Thermostatic expansion valve

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. The three basic types of condensers used with HVAC/R systems are

  1. Air cooled, water cooled, and evaporative

  1. External, internal, and cross-charged

  1. Condensing, non-condensing, and static

  1. Standard, metric, and transitional

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. The purpose of the condenser in a refrigeration system is to 

  1. Absorb heat into the refrigerant

  1. Reject heat from the refrigerant

  1. Condense water vapor in the atmosphere

  1. Reject heat from the condensing medium

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  1. Which of the following is a common method for leak detection in refrigeration systems?

  1. Ultrasonic testing

  1. Visual inspection

  1. Pressure testing

  1. All of the above

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