Engineering, 07.09.2019 02:10 ob3ymysins
Apelton wheel operates under a head of 274m. the jet diameter is 100mm the coefficient of velocity for the nozzle is 0.97, and the ratio of bucket speed to jet-speed is 0.47. the angle of deflection of the water in passing over the bucket is 160degrees and the relative velocity reduces by 10% in the process. calculate the diameter of the runner, the hydraulic efficiency, the power development at the bucket and the shaft power if the speed is 600 rpm and the mechanical efficiency is 0.9.
Answers: 2
Engineering, 03.07.2019 14:10
Explain the difference laminar and turbulent flow. explain it with the shear stress and the velocity profiles.
Answers: 1
Engineering, 03.07.2019 14:10
When at a point two solid phase changes to one solid phase on cooling then it is known as a) eutectoid point b) eutectic point c) peritectic point d) peritectoid point
Answers: 3
Engineering, 03.07.2019 14:10
Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.
Answers: 2
Engineering, 04.07.2019 18:10
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
Apelton wheel operates under a head of 274m. the jet diameter is 100mm the coefficient of velocity f...
English, 29.10.2020 06:50
Mathematics, 29.10.2020 06:50
English, 29.10.2020 06:50
Mathematics, 29.10.2020 06:50
Mathematics, 29.10.2020 06:50
Biology, 29.10.2020 06:50
History, 29.10.2020 06:50
Mathematics, 29.10.2020 06:50