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Afixed electric space heater wired by a cable with an ampacity of 30 a should draw a maximum current of a. 30 a. b. 24 a. c. 15 a. d. 27 a.
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In a system, when potential energy decreases, then entropy also decreases. true false
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In the first law of thermodynamics, triangle e=q-w, what does q stand for
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Assume that a person skiing high in the mountains at an altitude of h = 15100 ft takes in the same volume of air with each breath as she does while walking at sea level. determine the ratio of the mass of oxygen inhaled for each breath at this high altitude compared to that at sea level. assume that the air composition (i.e. % of air that is oxygen) is the same at sea level as it is at 15100 ft.
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Identify the element x in the following nuclear reactions: (a) h+be → x + n; (hint: see appendix...
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