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Joining Questions Set 23:

Quiz Mode

What does HAZ stand for?

Helium associated zone

Heat allowance zone

Heat affected zone

Heated affected zone

Solution:

Which of the following automotive components are not typically friction-welded?

Gears

Engine valves

Strut rods

Rims

Solution:

Where does the maximum flame temperature occur?

At the outer cone

At the tip of the flame

At the inner cone

Next to the inner cone

Solution:

What is the distance between the tip of the electrode and the center of the welding arc called?

Arc length

Arc width

Arc distance

Arc depth

Solution:

Which of the following methods is not used for applying pressure in the spot welding process?

Foot lever

Hand lever

Hydraulic cylinder

Air pressure

Solution:

Which of the following welding processes is also known as arc and gas welding?

Electro slag welding

Laser beam welding

Atomic hydrogen welding

Ultrasonic welding

Solution:

The gas tungsten arc welding (GTAW) process is particularly suitable for which of the following materials?

Aluminium and magnesium

Titanium

Refractory metals

All of the above

Solution:

What is the melting point of the flux coating of an electric arc welding electrode?

Higher than the metallic core

Lower than the metallic core

The same as the metallic core

The same as the metal being welded

Solution:

Why is piping made of copper never used with acetylene?

Copper is insufficient to provide strength

There are chances of leakages of acetylene

Acetylene reacts with copper forming unstable compound

All of the above

Solution:

In arc welding, the arc length is generally kept approximately equal to:

half the diameter of the electrode

the diameter of the electrodes

two times the diameter of the electrode

equal to the minimum plate thickness

Joining Questions Set 23:

What does HAZ stand for?

Solution:

Which of the following automotive components are not typically friction-welded?

Solution:

Where does the maximum flame temperature occur?

Solution:

What is the distance between the tip of the electrode and the center of the welding arc called?

Solution:

Which of the following methods is not used for applying pressure in the spot welding process?

Solution:

Which of the following welding processes is also known as arc and gas welding?

Solution:

The gas tungsten arc welding (GTAW) process is particularly suitable for which of the following materials?

Solution:

What is the melting point of the flux coating of an electric arc welding electrode?

Solution:

Why is piping made of copper never used with acetylene?

Solution:

In arc welding, the arc length is generally kept approximately equal to:

Solution:

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