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What is the meaning of SMAW Welding?
Shielded Metal Arc Welding, commonly called Stick welding. A shielded electrode passes a current between itself and the workpiece. Both the base-metal and the electrode are melted by the current and the electrode is consumed and deposited into the melted puddle forming the weldment.
Which of the following is a physical change?
Forming a mixture
Why does in a potato when connected to a circuit appears blue near the positive terminal?
copper salts are forming on that electrode and diffusing into the potato flesh.
Is water freezing and forming physical change or chemical change?
physical
Which would be the anode in a magnesium and zinc galvanic cell?
Mg(s) Epi-Boii
Is a cavity forming a physical or chemical change?
chemical
Is snow forming a physical or chemical property?
It is a physical change: water changes from gas to solid.
Is forming a bar of gold into wire a chemical change or a physical change?
Forming a bar of gold into wire is considered a physical change. This is because the gold's chemical composition remains the same during the process, only its physical shape is altered.
A change in state withought forming a substance?
physical change
Is sinkholes forming chemical or physical weathering?
both i think
What is pulsed mig?
In welding technology a Pulsed MIG is a touchless transfer method concerning the electrode and the weld puddle, completed by forming one droplet of metal at the end of the electrode per pulse. Just the right quantity of current is added to drive that one droplet across the arc and into the puddle.
Water to form a gas physical or chemical property?
water forming water vapor is physical change
