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At the instant shown the angular velocity of the 6kg bar is 10rad/sec counterclockwise and its angular acceleration is 3rad/sec clockwise. Determine a) the velocity of the center of the bar at this instant, b) the acceleration of the center of the bar at this instant, c) the kinetic energy of the bar at this instant, and d) the angular momentum of the bar at this instant about an axis through the center of the bar.
piston cylinder contains 1 kg of water. initially the water is at 200 kpa 20 degrees celsius. water is now heated until
Discussion of various cycles attempted to meet the goal as well as the positive and negative aspects of your design.
materials are deep-seated in human culture. do you agree with this statement? why or why not? give examples of
a motorist traveling along a straight portion of a highway is decreasing the speed of his automobile at a constant rate
the solid a-36 steel shaft has a diameter of 0.75 inches. if it is subjected to the torques shown determine the max
a 4 m3 storage tank containing 2 m3 of liquid is about to be pressurized with air from a large high-pressure reservoir
estimate the cost an oil change 5 quarts of oil and new oil filter for your automobile at a local service station.it
Heat transfer to air takes place partly at constant volume and partly at constant pressure, and it amounts to 1520.4 kJ/kg. Determine (a) the fraction of heat transferred at constant volume and (b) the thermal efficiency of the cycle.
a wedge cam has a cycloidal profile. the follower must rise 0.05m as the cam advances through 0.2m in time t0.2s.the
an ideal brayton cycle uses air as the working fluid and has a pressure ratio of 12. the compressor inlet temperature
Cortical bone gets weaker with aging, but it turns out that diaphyseal diameters can also change with aging, particularly in males, such that the safety factor of the diaphysis is approximately constant with aging.
the cylinder is made from steel where yield stress= 240 MPa and v=0.3. Subsequently sketch the hoop and radial stresses in the wall of the cylinder.
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