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Containers arrive at a stocking station on a conveyor at the rate of five per minute. Container weight is 25 kg. Conveyor height is 50 inches and the stocking point is 70 inches above the ground. The stocking operation involves a twisting motion. The containers have well defined handles. Determine if this task is acceptable for 65% male population on full time basis. Container size is 16 inches.
consider an evacuated rigid bottle of volume v that is surrounded by the atmosphere at pressure p0 and temperature t0.
nitrogen at 900kpa and 300oc is expanded adiabatically and reversibly in a closed system to 100kpa. determine the
consider an internal combustion engine operating on the ideal dual cycle with thefollowing conditions two cylinder four
at steady state a refrigeration cycle maintains a freezer at -2degc removing energy by heat transfer from the food
a 9 m3 tank has two sections separated by a membrane both of which contain nitrogen gas. the nitrogen in section a has
two bars one with a square cross section and one with a circular cross section have equal cross-sectional areas. the
explain the tapping operation and the steps to follow peripheral milling is performed on the top surface of a
A Pitot-static probe connected to a water manometer is used to measure the velocity of air. If the de?ection (thevertical distance between the ?uid levels in the two arms) is 7.3 cm, determine the air velocity. Take the density of air to be 1.25 k..
Two girls standing 20 m apart are both throwing balls towards a tree to knock down a shoe hanging 7 m up in a tree that is directly between them. Girl A is 7 m from the tree while Girl B is 13 m from the tree.
you have an electrical heater to heat-treat polymers. according to the manufacturers manual the heat flux at the
the pump-turbine system draws water from the upper reservoir in the daytime to produce power for a city. at night it
air enters the duct of an air-conditioning system at 15 psia and 50f at a volume flow rate of 450 ft3min. the diameter
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