Engineering, 11.07.2019 03:10 Zieken993
The material of pipe line for a system of refrigeration should (a) aluminium (b) copper (c) steel (d) brass
Answers: 2
Engineering, 04.07.2019 18:10
Which from the following instrument is commonly used to detect the high pitch butzing sound in bearings? [clo4] a)-digital ultrasonic meter b)-infrared camera c)-spectroscopic d)-vibrometer
Answers: 2
Engineering, 04.07.2019 18:20
Have a greater impact on maintenance productivity than any other support group. (clo5) a)-the top management b)-inventory and purchasing c)-sub-contracting d)-cmms
Answers: 2
Engineering, 04.07.2019 18:20
Wiy doeres rere okhn a pump whon working betwon the same pressure range?
Answers: 2
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
The material of pipe line for a system of refrigeration should (a) aluminium (b) copper (c) steel (...
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