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Test: Basics of Refrigerating Machine - 1


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10 Questions MCQ Test GATE Mechanical (ME) 2023 Mock Test Series | Test: Basics of Refrigerating Machine - 1

Test: Basics of Refrigerating Machine - 1 for Mechanical Engineering 2022 is part of GATE Mechanical (ME) 2023 Mock Test Series preparation. The Test: Basics of Refrigerating Machine - 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Basics of Refrigerating Machine - 1 MCQs are made for Mechanical Engineering 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Basics of Refrigerating Machine - 1 below.
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Test: Basics of Refrigerating Machine - 1 - Question 1

Thermoelectric refrigeration system is based on

Test: Basics of Refrigerating Machine - 1 - Question 2

The capacity of refrigerating machine is expressed as

Test: Basics of Refrigerating Machine - 1 - Question 3

The domestic refrigerator has.a refrigeration load of the order of

Test: Basics of Refrigerating Machine - 1 - Question 4

Round the clock cooling of an apartment having a load of 450 MJ/day requires an air-conditioning plant of capacity about

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Test: Basics of Refrigerating Machine - 1 - Question 5

One tonne refrigerator machine means that

Detailed Solution for Test: Basics of Refrigerating Machine - 1 - Question 5

1 tonne of refrigeration is the rate of heat removal required to freeze a metric ton (1000 kg) of water at 0°C in 24 hours. Based on the heat of fusion being 333.55 kJ/kg, 1 tonne of refrigeration = 13,898 kJ/h = 3.861 kW

Test: Basics of Refrigerating Machine - 1 - Question 6

Match the List-I (Application) with List-ll (Refrigeration temperature)

Test: Basics of Refrigerating Machine - 1 - Question 7

The coefficient of performance of a domestic refrigerator is

Test: Basics of Refrigerating Machine - 1 - Question 8

Which one of the following is correct relation between (COP)HP and (COP)R

Detailed Solution for Test: Basics of Refrigerating Machine - 1 - Question 8

Relation between coefficient of performance of heat pump and refrigerator:

(COP)HP = (COP)R + 1

Test: Basics of Refrigerating Machine - 1 - Question 9

Horse power and kW required per tonne of refrigeration is expressed as

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Test: Basics of Refrigerating Machine - 1 - Question 10

One tonnes of refrigeration is equal to

Detailed Solution for Test: Basics of Refrigerating Machine - 1 - Question 10

1 T.R. - 3.5 kW = 210 kJ/min

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