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Question: A 80 g Frisbee is thrown from a point 0.71 m above the ground with a speed of 10 m/s. When it has reached a height of 1.1 m, its speed is 8.7 m/s. What was the reduction in the mechanical energy of the Frisbee-Earth system because of air drag?
in an ore-mixing operation, a bucket full of ore is suspended from a traveling crane which moves along a stationary bridge. the crane is traveling at a speed of 3m/s when it is brought to a sudden stop. Determine maximum horizontal distance throug..
an airplane flying at a speed of 180 mph at an altitude of 40ft drops a large package at point a. the package has a
Evaluate the maximum height reached by the sphere, and the distance traveled by the block.
Evaluate the reduction in pump BHP required by heating the oil from 50° F to 100° F. Suppose efficiency of 80% (HP)
a steam turbine receives water at 15 mpa 600oc at a rate of 100 kgs shown in figure q4 below. in the middle section 20
write anbspliterature review and the title is the effect of fluid cooling on the performance of building integrated
Design a flat roof meeting certain mechanical performance criteria. The basic structure of the roof is a series of rectangular-section 'joists', made from softwood, that span the space to be covered by the roof.
Assuming a coefficient of static friction equal to 0.2 at the common surface, find the maximum torque that may be transmitted by the flywheel without slippage.
that makes p1 and p2 both equal to atmospheric pressure. the flow rate in the tank and the tube are proportional to the
At a section in a passage, the pressure is 150 kPa (abs), the temperature is 10 deg C, and the speed is 120 m/s. For isentropic flow of air, determine the Mach number at the point where the pressure is 50 kPa (abs). Sketch the passage shape.
question the two dof system below has two moving masses m1 m2 with an input force of ft applied to m . the
Calculate the volume of water that is available for power generation at the extremes of spring and nap tides? If during the time the turbines are running, the level of the water in the bay is 2m higher that that in the sea, what is the potential ene..
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