Discuss safe welding cylinder practices
What will be an ideal response?
To prevent possible damage to the valves and regulators on oxygen and acetylene cylinders they should be securely attached to a frame or cart when they are in use.
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Estimate U, and find the relative uncertainty in the estimate, assuming that X = 5.0 ± 0.2, Y = 10.0 ± 0.5, and
Technician A says that diesel engine speed is controlled by changing the amount of intake air. Technician B says that diesel engine speed is controlled by changing the amount of fuel delivered. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The finishing defect called ridging is also described as _____
a. picture framing b. eruption c. seaming d. furrowing
Features reside in:
A) intelligent peripherals B) a separate network C) the switch D) all of the above