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A ball bearing is moving radially outward in a slotted horizontal disk that is rotating about the vertical Z axis. At one instance, the ball bearing is 3 in. from the center of the disk. It is traveling radially outward at a velocity of 4 in./sec relative to the disk. If theta' = 2 rad/sec and is constant find r'' and the force exerted on the ball by the disk at this instant. Assume no friction and take the weight of the ball to be 0.05 lb.
write a reflective assessment of how you rate yourself against these competencies and Describe the main learning outcomes that this course and the EWB project have generated for you over the semester. Have any of these learning outcomes been a ..
an industrial machine of mass 453.4kg is supported on springs with a static deflection of 0.508cm. if the machine has a
2 forces are acting -20 and 20 ft away from the origin. each force is 1000 lbf and they are acting 60 degrees from the
a 0.1-m3 rigid tank contains steam initially at 500 kpa and 200 c. if the temperature in the tank is lowered to 50 c
Taking the temperature of the surrounding surfaces to be 20°C also, determine the rate of heat loss from the steam pipe.
if when machining at high cutting speeds the heat conducted into the tool becomes negligible and the heat conducted
1.what is a beam? what factors determine the maximum load that it can take without failure?2.what is a column? what
find the momentum and buoyant length scales.
a droplet of water diameter 100 um is falling through 20oc air at the terminal velocity of 0.298 ms. the relative
Fluid mechanics boundary layer theory
a longitudinal aluminum fin k 230 wmk is attached to a copper tube having an outside radius of 0.04m. the length of
a furnace needs hot pressurized gas at 200 kpa. this gas is to be provided by the exhaust from a gas turbine operating
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