RAC Section No. 1

RAC Section No. 1

Professional Development

45 Qs

quiz-placeholder

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RAC Section No. 1

RAC Section No. 1

Assessment

Quiz

Special Education, Specialty, Professional Development

Professional Development

Hard

Created by

Mr. Sachin Kale

Used 7+ times

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45 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A reversible Carnot cycle used for refrigeration

comprises

Two isentropic and two adiabatic processes

Two isentropic and two constant volume processes

Two isentropic and two constant pressure process

Two isentropic and two isothermal processes

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Where does the low pressure liquid become a gas (vapour)?

Evaporator

Condenser

TX valve

Compressor

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The two major functions of the compressor are to circulate refrigerant and to compress ____________. 
Low-pressure refrigerant vapor into hot, high temperature vapor
High-pressure refrigerant vapor into high-temperature, low temperature liquid
Low-pressure refrigerant liquid into hot, high temperature vapor
Low-pressure refrigerant liquid into hot, high temperature liquid

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

As refrigerant moves through the condenser it goes from _____ to ________

a Vapor to a Liquid

a Liquid to a Vapor

Low pressure Vapor to a low pressure vapor

High pressure liquid to a low pressure liquid

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The heat removing capacity of one tone of refrigeration is equal to?

210 Watt

210 kJ/hour

3.5 kJ/hour

3.5 W

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which type of air refrigeration system a secondary compressor is used?

Reduced ambient type air refrigeration System

Regenerative type air refrigeration System

Simple air refrigeration System

Boot strap air refrigeration System

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The COP of a refrigerator is 4. What will be the COP of a heat pump if it is working between same source and sink temperature ?

2

3

4

5

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