What is the phase angle corresponding to a phasor represented in rectangular form (1 ? j)?
A. 0 deg
B. 135 deg
C. 45 deg
D. ?45 deg
E. ?135 deg
Answer: D
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Thermistors can be operated in temperatures that range from about –100 to 300 degrees ____.
a. Kelvin b. Fahrenheit c. Rankine d. Centigrade
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Valve actuator symbols can be found on the _____.
a. mechanical symbology page b. instrumentation symbology page c. instrumentation P&ID d. components page
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Once the problem is well-defined, the design team collaborates. This is a process called ____.
A. evaluation B. brainstorming C. generation D. constraint
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Because of the shape of its jaws, which clamp can spread clamping pressure over a wider area than the others?
A) A C-clamp B) A bar clamp C) A hand-screw clamp D) A spring clamp
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