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The train car has a mass of 10 mg and is traveling at 5 m/s when it reaches A. If the rolling resistance is 1/100 of the weight of the car, determine the compression of each spring when the car is momentarily brought to rest. The train is moving to the left. At the instant shown, there is 30 m between the train and the springs. Spring 1 has k=300 kN/m, spring 2 has k=500 kN/m.
determining initial acceleration of a projectilehow can i proceed to solve the problem below?the problema projectile
a 1.875 inch diameter shaft machined from aisi 1018 cd steel supports a bending load during operation at 1750 rpm. if
Two slender rods of negligible weight are pin-connected at A and attached to the 18-lb block B and the 80-lb block C. The coefficient of static friction is 0.55 between all surfaces of contact. Determine the range of values of P for which equilibr..
for a metal that has the simple cubic crystal structure calculate the atomic radius if the metal has a density of 8.38
a two-stage air compressor operates at steady state compressing 10 m3min of air from 100kpa 300 k to 1200 kpa. an
steam in a piston-cylinder assembly undergoes a polytropic process with n2 from an initial state where p 500 psia and
1. A Brayton cycle uses air and produces a net work of 14000 Btu/s with an inlet state of 60°F, 14.7 psi and a compression ratio of 16. The heat added in the combustion process is 400 Btu/lbm. If the thermal efficiency is 0.547 Determine: Using va..
Large stationary brayton cycly gas turbine power plant delivers a powr output of 100MW to an electric generator . Minimum temperature is 300K so T1= 300k max temp is 1600k
the boat is to be pulled onto shore using two ropes. If the resultant force is to be 1000 N, directed along the keel aa , determine the magnitude of forces T, P acting in each rope at the angle teta of P so that the magnitude of P is minimum. T ac..
Each turbine stage isentropic efficiency of 85% FWH is open T-S diagram for cycle? What is thermal efficiency and the moisture content of the steam leaving the low-pressure turbine?
calculate the pressure drop through the tubes for each selection. Recommend a final design that specidies water-flow rate, tube size, number of tubes, and tube length. Comment on your selection.
a force p acts on a block having a mass of m with the block resting on a rough incline. the coecients of static and
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