For the truss in Figure P8.3, compute the horizontal and vertical components of the displacement of joint C. The area of all bars = 2500 mm 2 , and E = 200 GPa.
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If a 480V, three-phase motor control center feeds a 50hp motor (65A), a 40hp motor (52A), and a 10hp motor (14A), the minimum feeder ampacity is _____.
a. 147.25A b. 161.25A c. 175.8A d. 190.85A
Pesticides:
a. Are regulated by the Delaney amendment providing zero tolerance for carcinogens. b. Are regulated by the FQPA requiring the weighing of cost of pesticide use against the benefits. c. Are regulated by a reasonable certainty of no harm risk standard. d. Are regulated by USDA. e. C and d above.
Bench testing of a starter should be done __________
A) After reassembling an old starter B) Before installing a new starter C) After removing the old starter D) Both A and B
A positive displacement meter can be used to provide a feedback signal for closed-loop control.
Answer the following statement true (T) or false (F)