There is one gas used for welding that is safer and superior to all others
Indicate whether the statement is true or false.
F
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What two things can the technician adjust on an oscilloscope to improve the size and clarity of the waveform?
What will be an ideal response?
While having a discussion, Technician A says that a solenoid has contact points, whereas a relay uses a movable iron piston attached to a contact disc. Technician B says that a relay has contact points, whereas a solenoid uses a steel piston moved against a contact disc by magnetism. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
____ study the physical and chemical properties of mineral and rock samples
A) Stratigraphers B) Mineralogists C) Paleontologists D) Photogeologists
Two technicians are discussing the construction of a single piston caliper. Technician A says that the fluid is retained by a piston seal fitted in a groove machined in the piston. Technician B says that the piston is held in the caliper by a lock ring. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician