Temperatures up to ____ F are generated by electron beam welding machines.
A. 800°
B. 1,800°
C. 18,000°
D. 180,000°
Answer: D
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The use of a selector switch in the control circuit to obtain jogging requires a three-element control station with start and stop controls and a ____ switch.
a. temperature b. selector c. pressure d. limit
The Pierce administration's secret scheme to gain control of Cuba was stopped when
A. Spain threatened a preemptive war against the United States. B. the secret Ostend Manifesto was leaked to the public. C. United States leaders signed the Clayton-Bulwer Treaty. D. Spain declared that it would abolish slavery in Cuba. E. United States adventurers bungled their invasion.
?Describe how fluid flow and pressure can be controlled by a solenoid.
What will be an ideal response?
Valve inspection is being discussed. Technician A says that intake valve margin must not measure less than 1/32". Technician B says that a valve with bent stems must be discarded. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B