Engineering, 20.12.2019 02:31 zay65307
An element is subjected to plane stress. by rotating 20 degrees in the clockwise direction from its original position, the element can reach its principal stress state. which rotation of the element from its original position can reach the state of maximum in-plane shear stress?
25 degrees in the counterclockwise direction
70 degrees in the clockwise direction
45 degrees in the clockwise direction
45 degrees in the counterclockwise direction
70 degrees in the counterclockwise direction
25 degrees in the clockwise direction
Answers: 2
Engineering, 03.07.2019 14:10, makaylashrout77
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, anna22684
Water at 70°f and streams enter the mixing chamber at the same mass flow rate, determine the temperature and the quality of the exiting stream. 0 psia is heated in a chamber by mixing it with saturated water vapor at 20 psia. if both streams enters the mixing chamber at the same mass flow rate, determine the temperature and the quality of the existing system.
Answers: 2
Engineering, 04.07.2019 18:20, 1230bering
Select any two (2) areas of applications of chain-drive. (clo4) a)-permanent lubrication necessary b)-hydraulic forklift truck operation c)-rigging and heavy moving materials d)-relatively high maintenance costs e)-costlier than belt drives
Answers: 2
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