In Figure E-1, is a circuit in which a voltage x (t) = Asin (2?f0t) is connected periodically to a resistor by a switch. The switch rotates at a frequency fs of 500 rpm. The switch is closed at time t=0 an each time the switch closes it stays closed for 10 ms.
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During the erection of concrete tilt-up wall panels, a gap is left between the bottom of a panel and the top of the footing. This gap is approximately _________.
A) 2 in. to 3 in. B) 1 in. to 2 in. C) 1/2 in. to 1 in. D) none of the above.
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Each joint in a grooved piping system serves as a _____.
a. tee b. ell c. union d. lateral
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The parts that are MOST-Likely directional are:
A. torsion bars B. bushings C. leaf springs D. insulators
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Technician Asays an atom that loses or gains one electron is balanced. Technician B says an atom that loses or gains one electron is called a charged particle or ion. Who is correct?
A. Technician A only B. Technician B only C. Both Technician A and B D. Neither Technician A nor B
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