ETD Quiz (Module 5)

ETD Quiz (Module 5)

University

10 Qs

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ETD Quiz (Module 5)

ETD Quiz (Module 5)

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Quiz

Education

University

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Created by

Sushanth H G

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The compression ratio is the ratio of

Swept volume to total volume

Total volume to swept volume

Total volume to clearance volume

Swept volume to clearance volume

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relation between compression ratio and the efficiency of the Otto cycle?

efficiency decreases with increase in compression ratio

efficiency increases with increase in compression ratio

efficiency does not affected by change in compression ratio

none of the above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For the same maximum pressure and temperature, what is the relation among the efficiencies of the Otto cycle, the Diesel cycle and the Dual cycle?

η Dual > ηDiesel > ηOtto

ηDiesel > ηDual > ηOtto

ηDiesel > ηOtto > ηDual

ηOtto > ηDiesel > ηDual

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The working medium of a air standard cycle has constant …….. throughout the cycle

pressure

volume

specific heat

mass

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Other name for diesel cycle is

Limited pressure cycle

Constant volume cycle

Constant pressure cycle

Mixed cycle

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Air standard cycle uses ___ as a working medium

Perfect gas

Real gas

Ideal gas

Natural gas

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The thermal efficiency of petrol and gas engines is about

15%

30%

50%

70%

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