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Oxyacetylene Torches

Authored by Doug Sahr

Other

11th Grade

Used 21+ times

Oxyacetylene Torches
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the three elements needed to start a fire?

Oxygen, carbon dioxide, and nitrogen

Heat, friction, and a fuel source

Water, oxygen, and heat

Electricity, water, and fuel

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why should petroleum products not be used around oxygen tanks?

They are too expensive

They can freeze the valve

They can corrode the tank

They can ignite and cause a fire

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What color is associated with oxygen in the oxy-acetylene setup?

Red

Blue

Green

Yellow

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to back off the pressure adjustment knob before opening the tank?

To save gas

To prevent overfilling the tank

To avoid rupturing the diaphragm

To make it easier to close later

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of a flashback arrestor?

To cool down the gas

To prevent flames from entering the hose

To measure gas flow

To increase the flame size

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct way to shut down the oxy-acetylene system?

Leave it open for slow shutdown

Oxygen first, then acetylene

Both at the same time

Acetylene first, then oxygen

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you prevent a dirty tip while cutting?

By applying oil to the tip

By cutting faster

By using more oxygen

By keeping a proper distance

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