Engineering, 05.03.2021 03:10 Hellokittyjam35
What 2 factors determine how much electricity is produced at a hydropower plant?
Answers: 2
Another question on Engineering
Engineering, 04.07.2019 18:10
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
Engineering, 04.07.2019 19:10
10 kg of co2 is initially contained at 400 kpa and 300 k. the gas constant for carbon dioxide is 189 j/lkg k) and has a specific heat ratio, k, of 1.289. isentropic expansion then occurs until the pressure is 200 kpa. a) determine the initial volume of co2 in m. b) determine the final temperature in k. c) determine the work done by the system during the expansion kl.
Answers: 2
Engineering, 04.07.2019 19:10
Which of the following is the most important advantage of a large field of view? a. allows larger areas to be examined b. relieves eyestrain c. minimizes parallax errors. d. increases precision in proportion to the in- crease in field of view
Answers: 2
Engineering, 04.07.2019 19:20
Apreheater involves the use of condensing steam at 100°c on the inside of a bank of tubes to heat air that enters at 1 atm and 25°c. the air moves at 5 m/s in cross flow over the tubes. each tube is 1 m long and has an outside diameter of 10 mm. what is the minimum value of nl needed to achieve an outlet temperature of t 75 c? what is the corresponding pressure drop across the tube bank?
Answers: 3
You know the right answer?
What 2 factors determine how much electricity is produced at a hydropower plant?...
Questions
English, 17.09.2019 14:30
History, 17.09.2019 14:30
SAT, 17.09.2019 14:30
History, 17.09.2019 14:30
Chemistry, 17.09.2019 14:30
English, 17.09.2019 14:30
History, 17.09.2019 14:30
Biology, 17.09.2019 14:30
Mathematics, 17.09.2019 14:30
Mathematics, 17.09.2019 14:30
Mathematics, 17.09.2019 14:30
Social Studies, 17.09.2019 14:30
English, 17.09.2019 14:30
