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The cam shaft of a high speed pump consisting of a parallel shaft 2.5 cm diameter and 48 cm long, carries three eccentricities, each of diameter 6.0 cm and a uniform thickness of 1.8 cm. The assembly is symmetrical.
The angle between the eccentricities is 120) and eccentricity is 1.25 cm. The material weighs 0.007 kg/cm3, and the speed of rotation is 1430 rpm.
Find the dynamic load on each bearing due to out of balance couple. The distance between each eccentric is 8 cm from the centre of the shaft where the second eccentric is fixed.
The distance between the bearings is 24 cm and symmetrically placed from the centre.
a 2-cm long section of a 3-mm in diameter wire is maintained at a constant surface temperature of 370c. the wire is
Water in a vertical piston cylinder is heated at constant pressure of 10 bar. It is initially at 179.9 0C and has a specific volume of 0.1 m3/kg and is heated to a final specific volume of 0.248 m3/kg. Changes in kinetic and potential energies are ze..
a large plate contains a central crack of length 2 mm and is subjected to a cyclic stress normal to the crack which
the planar motion of a 0.5 kg particle is defined by the equations r6t2m and thetat rad where t is in seconds.
an electric wire made of c14500 copper is stretched between two street supports at 20degc so that a stress of 40 mpa is
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according to test data a new type of engine takes in streams of water at 400 degrees f 40 psia and 200 degrees f 40
consider a metal that is subjected to cold working by rolling it to a lesser thickness or hammering it. a would you
A uniform bar of length l and weight w is suspended symmetrically by two strings, set up the differential equation of motion for small angular oscillations of the bar about the vertical axis, and determine its period.
Describe the challenges for fabricating ceramic matrix composites as well as the corresponding resolving methods
at steady state a commercial freezer maintains its interior temperature of -shy30f by rejecting heat to the
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