Test: Strength of Materials - 3

# Test: Strength of Materials - 3 - Mechanical Engineering

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## 25 Questions MCQ Test Mechanical Engineering SSC JE (Technical) - Test: Strength of Materials - 3

Test: Strength of Materials - 3 for Mechanical Engineering 2023 is part of Mechanical Engineering SSC JE (Technical) preparation. The Test: Strength of Materials - 3 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Strength of Materials - 3 MCQs are made for Mechanical Engineering 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Strength of Materials - 3 below.
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Test: Strength of Materials - 3 - Question 1

### the enthalpy reading of a refrigerator are i. at inlet to compressor → 2000 kJ/kg. ii. at exit of compressor → 2500 kJ/kg. iii. at exit of condenser → 500 kJ/kg. The COP of the refrigerator is .

Test: Strength of Materials - 3 - Question 2

### A VCRS has a COP of 5. If it requires a workinput of -2kw then the heat rejected by it toenvironment is .

Test: Strength of Materials - 3 - Question 3

### The mass flow rate in a refrigeration plant is 2kg/s and its refrigeration effect in 10 kJ/kg. TheRefrigeration capacity of the plant is.

Test: Strength of Materials - 3 - Question 4

The enthalpy in a VCRS at exit of condenser is500 kJ. The refrigeration effect is 1000 kJ. Theenthalpy at the start of compression is

Test: Strength of Materials - 3 - Question 5

In expansion value of a refrigerator the followingproperty remains constant.

Test: Strength of Materials - 3 - Question 6

The type of value used reciprocating refrigerantcompressors is.

Test: Strength of Materials - 3 - Question 7

Which of the following is an Ideal Refrigerationcycle.

Test: Strength of Materials - 3 - Question 8

It the same engine is used as Refrigerator andHeat pump their COPs are relate as:-

Test: Strength of Materials - 3 - Question 9

1 ton of refrigeration is equal to

Test: Strength of Materials - 3 - Question 10

Ice is to be produced using a refrigerator in summer and than in winter. than

Test: Strength of Materials - 3 - Question 11

for a refrigeration cycle the critical point shouldbe

Test: Strength of Materials - 3 - Question 12

At saturated vapour line the value of dryness fraction is

Test: Strength of Materials - 3 - Question 13

In VCRS heat is rejected at

Test: Strength of Materials - 3 - Question 14

Which of the following is disadvantage of wetcompression

Test: Strength of Materials - 3 - Question 15

COP of a cascade Refrigeration system is given as.

Test: Strength of Materials - 3 - Question 16

Which of the following are be used as secondaryrefrigerant.

Test: Strength of Materials - 3 - Question 17

Which of the following group of refrigerant hasozone depletion capability.

Test: Strength of Materials - 3 - Question 18

Which of the following has undesirable critical temperature for indian summer.

Test: Strength of Materials - 3 - Question 19

Which of the following should be property of arefrigerant.

Test: Strength of Materials - 3 - Question 20

For the measurement of quality, the state of the substance is brought from the two-phase region to

Test: Strength of Materials - 3 - Question 21

Sling Psychrometer is used to measure

Test: Strength of Materials - 3 - Question 22

for saturated air, wet bulb depression is

Test: Strength of Materials - 3 - Question 23

During sensible heating specific humidity

Test: Strength of Materials - 3 - Question 24

A Brayton cycle is working under a pressure ratio of 4. it in then reversed to use as an refrigeration
cycle. its cop is

Test: Strength of Materials - 3 - Question 25

In psychrometric chart which of the following properties is fixed

## Mechanical Engineering SSC JE (Technical)

6 videos|97 docs|57 tests
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## Mechanical Engineering SSC JE (Technical)

6 videos|97 docs|57 tests