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A vertical single cylinder gas engine has a bore of 8 cm and a stroke of 10 cm. The connecting rod length is 20 cm and the reciprocating parts weigh 1.5 kg.
The gas pressure on the piston is 6 kg/cm2 when it has moved 1.5 cm from the inner dead centre on its power stroke.
Determine the net load on the gudgeon pin when the engine runs at 2000 rpm . At what speed this load will be zero?
Consider a hollow cylindrical buoy of diameter 20cm, height 2m and mass 10kg. if the bottom of the buoy is filled with 20kg of sand causing it to float in sea water (sg=1.03) in a vertically upright position, how high will the buoy portrude above the..
a gage pressure of 400 kpa acting on a 4-cm diameter piston is resisted by an 800-nm spring. how much is the spring
suppose that two ergonomists rated 21 different cell phones as to their usability the ergonomist agrees with the
Two plates are suspended vertically in 20 C atmospheric air forming a channel of width 18cm. The plates are 3m high and are maintained at a temperature of 275 C. If the channel is 5 m deep, find the convective heat transfer in the channel
The 0.6-kg mass is supported by two arms of negligible mass. The angle ? of the arms can be varied by changing the force F acting on the slid- ing collar. When ? = 70?, the assembly is rotating freely about the vertical axis with the angular velocity..
Consider a sphere of porous material of radius R surrounded by a gas having mole fraction XA0 (or, if you prefer, CA0) the bulk of the gas. Derive the differential equation that when solved will give the mole fraction of gas A (XA) [or the concentrat..
You are invited as an engineer to perform a study for a newly built community to cover their power need of 30 MW.
a double-rod cylinder is one in which the rod extends out of the cylinder at both ends. such a cylinder with a 3in
Calculate the net work done per cycle for each case and then plot the thermal efficiency against? on the same plot for each the four values of? Explain why there is an optimum?
the open circuit voltage of a hydrogen-oxygen fuel cell operating at rtp is 0.96 v and its internal resistance is 1.2 m
a tennis ball is struck from a height of 7.5 ft. it strikes the smooth ground at a distance of 20 ft away and bounces
Suppose the unity feedback system of Fig. 5.60 has an open-loop plant given by G(s) = 1=s^2. Design a lead compensation D(s) = K (s + z)/(s+p) to be added in series with the plant so that the dominant poles of the closed-loop system are located at s ..
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