Engineering, 04.07.2019 19:20 anggar20

Air enters a horizontal, constant-diameter heating duct operating at steady state at 290 k, 1 bar, with a volumetric flow rate of 0.25 m°/s, and exits at 325 k, 0.95 bar. the flow area is 0.04 m2. assuming the ideal gas model with k = 1.4 for the air, determine (a) the velocity at the inlet and exit, each in m/s, and (c) the rate of heat transfer, in kw flow rate, in kg/s, (b) the mass kg 0.3

Answers: 2

Show answers

Other questions on the subject: Engineering

Engineering, 03.07.2019 15:10, brooklyn674

Apiston-cylinder with a volume of 0.25 m3 holds 1 kg of air (r 0.287 k/kgk) at a temperature of 100 c. heat transfer to the cylinder causes an isothermal expansion of the piston until the volume triples. how much heat is added to the piston-cylinder?

Answers: 3

continue

Engineering, 04.07.2019 18:10, viicborella

Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.

Answers: 1

continue

Engineering, 04.07.2019 18:10, ayoismeisjjjjuan

Manometers are good examples of measuring instruments, nowadays they are not as common as before. a)-capacitive probe gauges b)-gravitational gauges deformation ) gauges d)-digital gauges

Answers: 1

continue

Engineering, 04.07.2019 18:20, 21megoplin

How much power could a wind turbine produce if it had the following specifications? cp = 0.45 -d=1.2kg/m3 d=50m v 5m/s

Answers: 2

continue

You know the right answer?

Air enters a horizontal, constant-diameter heating duct operating at steady state at 290 k, 1 bar, w...