?Why would some large plasma cutting machines have two gas hoses?

A. ?One for cooling and one for the plasma gas.
B. ?One is a backup in case the other is damaged by the hot sparks and slag.
C. ?One for the plasma gas and one for the shielding gas.
D. ?Torches only need one gas hose.


Answer: C

Trades & Technology

You might also like to view...

The landscape contractor arranges for suppliers and subcontractors to provide materials needed to accomplish the project

Indicate whether the statement is true or false

Trades & Technology

The forecasting technique that assumes the past is a good predictor of the future is

a. breakeven analysis. b. linear programming. c. time-series analysis. d. classical forecasting. e. developmental forecasting.

Trades & Technology

What should be done if you suspect one of your co-workers has suffered a hydraulic pinhole injection injury?

A. apply a bandaid to the injury B. get the injured person to a hospital C. immediately apply a tourniquet D. apply pressure to the injury

Trades & Technology

List three major hazards of pressure vessels

What will be an ideal response?

Trades & Technology