Engineering, 07.08.2019 19:20 dabizgaming7575
Under maximum power transfer conditions, which of the following statements is true? (a) the thevenin resistance of the source equals the equivalent resistance of the load. (b) the equivalent load resistance is very small compared to the equivalent resistance of the source. (c) the algebraic sum of all resistances in the source equals the algebraic sum of all resistances in the load. (d) the equivalent load resistance is very large compared to the equivalent resistance of the source.
Answers: 3
Engineering, 03.07.2019 15:10
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Afluid flows with a velocity field given by v=(x/t)i.. determine the local and convective accelerations when x=3 and t=1.
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Apipe with an outside diameter of 15 cm is exposed to an ambient air and surrounding temperature of -20°c. the pipe has an outer surface temperature of 65°c and an emissivity of 0.85. if the rate of heat loss from the pipe surface is 0.95 kw per meter of length, the external convective heat transfer coefficient (h) is: (a) 12.5 w/m"k (b) 18.6 w/mk (c) 23.7 w/mk (d) 27.9 w/mk (e) 33.5 w/mk
Answers: 1
Under maximum power transfer conditions, which of the following statements is true? (a) the theveni...
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