P5 Self Tests

Question 0

Which type of welding source is used with CAC-A?

Answer 0

Either AC or DC

Question 1

Which metal should never be cut with CAC-A because it produces highly toxic fumes?

Answer 1

Lead

Question 2

CAC-A electrodes are made of?

Answer 2

Carbon

Question 3

The effect of CAC-A on the base metal can be?

Answer 3

Slight surface hardening

Question 4

When cutting stainless steel with CAC-A, you need to be especial careful of which fumes?

Answer 4

Chromium

Question 5

CAC-A can be used to cut almost all ferrous and non-ferrous metals: true or false?

Answer 5

True

Question 6

What is the purpose of the compressed air in CAC-A?

Answer 6

To remove the molten metal

Question 7

CAC-A is like oxy-fuel gas cutting because both processes oxidize the metal: true or false?

Answer 7

False

Question 8

Why does CAC-A cause little distortion in the work piece?

Answer 8

Moves fast and does not allow heat buildup

Question 9

CAC-A should never be used on metals containing cadmium, lead or…

Answer 9

Beryllium

Question 10

Which filter lend shade is recommended for most CAC-A applications?

Answer 10

12