Engineering, 26.07.2019 17:20 steven2996
Air is at 100 kpa and 150°c, and undergoes a constant pressure process. the final temperature of the air is 1000°c. a) compute the specific volume ratio. b) compute the boundary work (kj/kg) c) compute the change in specific internal energy.
Answers: 1
Engineering, 04.07.2019 18:10, settasav9641
Abrake has a normal braking torque of 2.8 kip in and heat-dissipating cast-iron surfaces whose mass is 40 lbm. suppose a load is brought to rest in 8.0 s from an initial angular speed of 1600 rev/min using the normal braking torque; estimate the temperature rise of the heat dissipating surfaces.
Answers: 3
Engineering, 04.07.2019 18:10, soreese02
An ideal otto cycle with air as the working fluid has a compression ratio of 8. the minimum and maximum temperatures in the cycle are 300 k and 1340 k. use constant specific heats at room temperature to determine (a) the amount of heat transferred to the air during the heat- addition kj/kg, (b) the thermal efficiency, and (c) the thermal efficiency of a carnot cycle ope limits. process, in rating between the same temperature
Answers: 2
Air is at 100 kpa and 150°c, and undergoes a constant pressure process. the final temperature of the...
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