Engineering, 24.12.2021 07:20 cherylmorton7302
lymer is initially exposed to 13.8 MPa of axial tension at room temperature. If the polymer features a relaxation time of 26.2 hr at room temperature, how long will it take for the tensile stress in the polymer to reach 10.3 MPa
Answers: 3
Engineering, 04.07.2019 18:10
An air conditioning system consist of a 5 cm diameter pipe, operating at a pressure of 200 kpa. the air initially enters the pipe at 15°c with a velocity of 20 m/s and relative humidity of 80%. if the heat supply throughout the process is 960 w, determine the relative humidity and the temperature at the outlet
Answers: 3
Engineering, 04.07.2019 18:10
Asingle-geared blanking press has a stroke of 200 mm and a rated capacity of 320 kn. a cam driven ram is assumed to be capable of delivering the full press load at constant force during the last 15 percent of a constant-velocity stroke. the camshaft has an average speed of 90 rev/min and is geared to the flywheel shaft at a 6: 1 ratio. the total work done is to include an allowance of 16 percent for friction a) estimate the maximum energy fluctuation b) find the rim weight for an effective diameter of 1.2 m and a coefficient of speed fluctuation of 0.10
Answers: 1
Engineering, 04.07.2019 18:10
Adouble-strand no. 60 roller chain is used to transmit power between a 13-tooth driving sprocket rotating at 300 rev/min and a 52-tooth driven sprocket. a) what is the allowable horsepower of this drive? b) estimate the center-to-center distance if the chain length is 82 pitches. c) estimate the torque and bending force on the driving shaft by the chain if the actual horsepower transmitted is 30 percent less than the corrected (allowable) power.
Answers: 3
Engineering, 04.07.2019 18:10
Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation
Answers: 1
lymer is initially exposed to 13.8 MPa of axial tension at room temperature. If the polymer features...
Health, 25.09.2019 06:10
Physics, 25.09.2019 06:10
Mathematics, 25.09.2019 06:10
Mathematics, 25.09.2019 06:10
Mathematics, 25.09.2019 06:10
Social Studies, 25.09.2019 06:10
Chemistry, 25.09.2019 06:10
Mathematics, 25.09.2019 06:20
History, 25.09.2019 06:20