?A check valve fitted with a calibrated spring designed to prevent the valve from opening until a specific pressure is reached is called a _______________ _______________ valve.
Fill in the blank(s) with the appropriate word(s).
pressure relief
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What is the guide for safe practices and procedures in the electrical field published by the National Fire Protection Association?
What will be an ideal response?
While having a discussion, Technician A says that the thin piece of sheet metal that makes up the center portion of the clutch disc is called the flywheel. Technician B says that it is called the retainer plate. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
A transformer with more turns of wire in the primary winding than in the secondary winding is known as a ____.
A. welding transformer B. low-amperage transformer C. step-down transformer D. high-voltage transformer
The most common family of ICs using NPN transistors is called
A) TTL. B) CMOS. C) DTL. D) RTL.