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Test: IC Engine Level - 1 - Mechanical Engineering MCQ


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25 Questions MCQ Test - Test: IC Engine Level - 1

Test: IC Engine Level - 1 for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Test: IC Engine Level - 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: IC Engine Level - 1 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: IC Engine Level - 1 below.
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Test: IC Engine Level - 1 - Question 1

Match List-I (The T-s diagram of the thermo dynamic) with List-II (Names of cycles) and select correct answer using the codes given below the lists:

Test: IC Engine Level - 1 - Question 2

For maximum specific output of a constant volume cycle (Otto cycle)

Detailed Solution for Test: IC Engine Level - 1 - Question 2

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Test: IC Engine Level - 1 - Question 3

Match List-I (Details of process of the cycle) with List-II (Name of the cycle) and select correct answer using the codes given below the lists:

Test: IC Engine Level - 1 - Question 4

In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of

Test: IC Engine Level - 1 - Question 5

Match List-I (name of cycles) with List-II (pV- diagram) and select correct answer using the codes given below the lists:

Test: IC Engine Level - 1 - Question 6

Match List-I (Cycle operating between fixed temperature limits) with List-II (Characteristics of cycle efficiency h temperature) and select correct answer using the codes given below the lists:

Test: IC Engine Level - 1 - Question 7

The correct sequence of the given four cycles on T-s plane in Figure (1), (2), (3), (4) is

Test: IC Engine Level - 1 - Question 8

Match List-I (cycles) with List-II (Processes) and select correct answer using the codes given below the lists:

Test: IC Engine Level - 1 - Question 9

The correct sequence of the cycles given in the above T-s diagram is

Test: IC Engine Level - 1 - Question 10

The operation of forcing additional air under pressure in the engine cylinder is known as

Test: IC Engine Level - 1 - Question 11

Which cycle consists of two reversible isotherms and two reversible isobars?

Test: IC Engine Level - 1 - Question 12

Match List-I (Gas cycles) with List-II (Thermodynamic coordinates) and select correct answer using the codes given below the lists

Test: IC Engine Level - 1 - Question 13

In SI engines for higher thermal efficiency

Detailed Solution for Test: IC Engine Level - 1 - Question 13

Test: IC Engine Level - 1 - Question 14

The two reference fuels used for cetane rating are

Test: IC Engine Level - 1 - Question 15

In some carburetors, meter rod and economiser device is used for

Test: IC Engine Level - 1 - Question 16

In the operation of four-stoke diesel engines, the term 'squish' refers to the

Test: IC Engine Level - 1 - Question 17

The stoichiometric air-fuel ratio for petrol is 15 : 1. what is the air-fuel ratio regarded for maximum power?

Test: IC Engine Level - 1 - Question 18

In a diesel engine, the fuel is ignited by

Test: IC Engine Level - 1 - Question 19

For a conventional SI engine, the value of fuelair ratio in the normal operating range is

Detailed Solution for Test: IC Engine Level - 1 - Question 19

Correct Answer :- a

Explanation : The normal operating range:

For a conventional SI engine using gasoline fuel.

12 ≤ A/F ≤ 18

(0.056 ≤ F/A ≤0.083)

Test: IC Engine Level - 1 - Question 20

The Stoichiometric air-fuel ratio by volume for combustion of carbon monoxide in air is

Test: IC Engine Level - 1 - Question 21

Pistons of diesel engines are usually cooled by

Test: IC Engine Level - 1 - Question 22

 Air injected in IC engines refers to injection of

Test: IC Engine Level - 1 - Question 23

The object of providing masked inlet valve in the air passes of compression ignition engines is to

Test: IC Engine Level - 1 - Question 24

which one of the following types of swirls is generated by a precombustion chamber in the diesel engine ?

Test: IC Engine Level - 1 - Question 25

Match List-I (Operation mode of SI engine) with List-II (Appropriate Air-fuel Ratio) and select correct answer using the codes given below the lists:

 

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