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WorksheetsDiesel Technology
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
What is the typical combustion temperature in a diesel engine?
a)
1000-2000 F
b)
2000-3000 F
c)
3000-4000 F
2.
What is a typical compression pressure for a diesel engine?
a)
450 -500 PSI
b)
600-650 PSI
c)
700-750 PSI
3.
What is a typical compression temperature for a diesel engine?
a)
2000-3000
b)
1000
c)
1200-1400
4.
Calculate the compression ratio in a cylinder if the compression volume is 10 and the displacement is 80.
a)
9:1
b)
15:22:1
c)
1500 PSI
5.
What is the normal range of the compression ratio compression engine?
a)
9:1
b)
15:22:1
c)
8:1
6.
What is the normal range of the compression ratio spark ignition engine?
a)
8:10:1
b)
9:1
c)
15:22:1
7.
When a sample of gas is confined to a smaller volume what happens to the pressure of the gas ?
a)
It decreass
b)
It does not change
c)
It increases
8.
What compression pressure did he use in if first successful engine?
a)
400 PSI
b)
450 PSI
c)
600 PSI
9.
Why did that design fail?
a)
cylinder heating
b)
cylinder plunging
c)
cylinder cooling
10.
How does he temperature change when sample of air is compressed?
a)
temperature decreases
b)
temperature increases
c)
temperature does not change
11.
What compression pressure did Rudolf Diesel originally design into his engine?
a)
1500 PSI
b)
450 PSI
c)
800 PSI
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