Technician A says the quickest way to distinguish the difference between fire extinguishers is to look at the outlet nozzle. Technician B says a class ABC fire extinguisher is filled with carbon dioxide. Who is correct?
A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technician A nor B
A. Technician A only
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Before the invention of the inverter-type welder, each type of welding required a separate machine.
Answer the following statement true (T) or false (F)
_____ tiene como objetivo proteger al personal de la electricidad.
a. Un PFAS (sistema personal de supresión de caídas) b. Una MSDS (hoja de seguridad de materiales) c. Un SCBA (aparato autónomo de respiración) d. Un GFCI (interruptor de circuito de falla a tierra)
What will be the change in resistance of a strain gauge, with a gauge factor of 4 and resistance of 50?, if the gauge is subjected to a strain of 0.002?
What will be an ideal response?
Radial tires can cause a vehicle to pull to one side while driving. This is called "radial tire pull" and is often due to _________
A) Tread design B) Tire conicity C) Bead design D) The angle of the body (carcass) plies