What does the carbonizing oxyacetylene flame show at the end of the cone?

Carbonizing Flames Quiz

Quiz
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Others
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12th Grade
•
Easy
Tbone Tbone
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A feather
A spark
A blue tip
A red glow
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the amount of feather in a carbonizing flame indicate?
Amount of excess oxygen
Amount of excess acetylene
Amount of heat
Amount of light
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of a carbonizing flame on metal?
Decreases tensile strength
Increases ductility
Increases tensile strength
Decreases carbon content
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the X system of carbonizing flames, what does a 3X flame indicate?
Feather is three times the length of the neutral cone
Feather is equal to the length of the neutral cone
Feather is half the length of the neutral cone
Feather is one-third the length of the neutral cone
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a carbonizing flame used for?
Fusion welding of alloy steels
Cutting stainless steel
Soldering copper pipes
Melting aluminum
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At what point does a neutral flame occur?
When the feather just disappears
When the flame turns blue
When the flame is the hottest
When the flame is the largest
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the temperature of the neutral flame in Section A?
3090°C (5600°F)
2093°C (3800°F)
1260°C (2300°F)
1500°C (2732°F)
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