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A 4 inch diameter composite shaft is subjected to the torques shown below. The sections are perfectly bonded rigidly together. Use GSTEEL= 11,600 ksi and GALUMINUM =4000 ksi. Determine the maximum shearing stress in the shaft and the magnitude of the angle of twist of point D with respect to point A
Point B 22 kip-ft Aluminium clockwise
Point c 20 kip-ft Steel
Point D 7.4 Kip-ft Steel
l A-B 6.6 m
l B-C 4.9 ft
l c-D 3.3 ft
The blade on a snowplow turns the wet snow through an angle of 120- but off to one side at 30-. If the snow has a density of 500 kg/m3, what power is needed to move the blade at 40 mi/h if it scoops snow that is 15-cm deep and 3-m wide?
an experiment was carried out to calculate forces acting in two members of a pin-jointed framework due to different
A tank of volume V. is filled initially with air at atmospheric density pa,. Beginning at t = 0, a pump delivers to the tank a mixture of air and water.
If the room temperature is 15C and the temperature of the air exiting the hair dryer is 50C, what is the percent increase in the air velocity as it passes through the dryer.
Both Diamond and Graphite are made from carbon. However diamond is considered the hardest material while graphite is brittle and slippery. Explain this difference from atomic bonding view point - Which chromium plating is more eco-friendly - trival..
a roller coaster starts from rest at a rolls down the track to b describes a circular loop of 40-ft diameter and moves
The electronic components of a computer are cooled by air flowing through a fan mounted at the inlet of the electronic enclosure. At steady state, air enters at 18 C, 1 atm. For noise control, the velocity of the entering air cannot exceed 0.9 m/s.
when a plastics plant is redesigned a tank exit is now facing the wrong direction and must be connected to a pipe of
Water at 24 degree C flows at 0.8 m/s in a smooth, 1.5 cm I.D. tube that is kept at 27 degree C. The system is extremely clean and quiet, and the flow stays laminar until a noisy air compressor is turned on in the laboratory. Then it suddenly goes tu..
the light right-angle boom which supports the 400-kg cylinder is supported by three cables and a ball-and-socket joint
0.1kg of water is contained within a piston-cylinder assembly at 100 degree c. the piston is free to move smoothly in
In a polytropic process, a fluid is compressed to 2.75 times its initial pressure, whereas its temperature becomes1.65 times. What is the fluids index of expansion, n? 1.2kg of Air at a pressure of 2.15MPa and a temperature of 585K, undergoes a rever..
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