A power factor of 1 indicates that the circuit phase angle is ________
A) 45° B) 90° C) 180° D) 0°
D
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Suppose arc length ABC is 340 mm and the central angle is 35o. What is the radius of the circle to the nearest millimeter?
A. 536 B. 543 C. 550 D. 557
Daniel Webster's famed Seventh of March speech in 1850 resulted in
A. the celebration of Webster as an anti-slavery leader. B. visibly strengthened Union sentiment and especially pleased northern banking and commercial centers. C. condemnation by northern commercial interests. D. a movement to draft him for the presidency. E. None of these choices are correct.
A square is not a type of a polygon.
Answer the following statement true (T) or false (F)
The nameplate speed of a 25-Hz induction motor is 720 r/min. If the speed at no load is 745 r/min, find
a. The slip. b. The percent regulation.