Explain the role that sound plays when a welder is tuning in a GMAW machine.
What will be an ideal response?
When tuning a GMAW welder, listening to the sound, which should be like frying eggs not popping corn, will help during fine adjustment.
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Which is the most likely construction for low velocity ductwork?
A) Rectangular with internal insulation. B) Flat oval with internal insulation. C) Flat oval with external insulation. D) Rectangular with external insulation.
You would like to buy a large specimen plant, but the cost is too much for your budget. In what other way might you be able to give the illusion of a tall plant using only a short one?
What will be an ideal response?
Which of the following is a device used at the edge of the network to aggregate DSL circuits together onto one ingress circuit that connects to the central switch site?
A) FRAD B) RAS C) ATM access concentrators D) DSLAM
Explain why three wires are required for the handshaking technique employed by IEEE 488 bus systems.
Find: Explain why three wires are required for the handshaking technique employed by IEEE 488 bus system.