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Determine the resultant force R made by the force P having a magnitude of 50N and making an angle θ = 35 degrees w.r.t positive x-axis, Q is having a magnitude of 80N and making an angle θ = 75 degrees w.r.t positive x-axis? Determine the resultant by Parallelogram law of addition, triangular method and trigonometric method?
a 75-lb stoplight is suspended between two poles as shown in fignbspp3-27. neglect the weight of the flexible cables
The link lies in a plane parallel to the y-z plane and the bearings are properly aligned on the shaft.
a curved nozzle assembly that discharges water to the atmosphere is shown. The nozzle mass is 4.5 kg and its internal volume is 0.002 m^3. The fluid is water. determine the reaction force exerted by the nozzle on the coupling to the inlet pipe.
A fireclay brick cube, 10 cm in length is removed from a furnace where it was maintained at a temperature of 500 degrees C. The brick cube is then placed in ambient temperature conditions.
Calculate the steady state excess electron and hole concentrations as a function of distance into the semiconductor.
one part of the tank contain 2.5 kg of compressed liquid water at 60 C and 600 kPa while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. Determine the final temperature of the water and the..
A vapor-compression heat pump system uses R-134a as the working fluid. The refrigerant enters the compressor at 0.24 Mpa, 0 degrees Celsius, with a volumetric flow rate of 0.6m^3/min. The compression process is adiabatic to 0.9 MPa, 60 degrees Cel..
The spool has a mass of 75 kg and a radius of gyration . It rests on the inclined surface for which the coefficient of kinetic friction is . If the spool is released from rest and slips at A, determine the initial tension in the cord and the angul..
a man having the mass of 73 kg sits in the chair which is pin-connected to the frame bc. if the man is always seated in
which acitivities does hydraulic analysis of a pipeline include using HYSYS software? what data can obtained?
The Brayton cycle shown in figure 6.41 operates using CO2 as a working fluid with compressor and turbine isentropic efficiencies of 1.0. Calculate the thermal efficiency of this cycle when the working fluid is modeled.
A 7 kg cylinder is attached to a series of two springs in the attached illustration. If the cylinder is released from rest - when the springs are both un-stretched - determine the maximum stretch in each spring.
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