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Cylinder conditions at the start of compression in an SI engine operating at WOT on an air-standard Otto cycle are 60 degrees C and 98 kPa. The engine has a compression ratio of 9.5:1 and uses gasoline with AF = 15.5. Combustion efficiency is 96 % and it can be assumed that there is no exhaust residual. The engine is a three liter V6 engine operating at 2400 RPM. At this speed the mechanical efficiency is 84 %. The exhaust pressure of the engine is 100 kPa.
Calculate:(a) Exhaust Temperature(b) Actual exhaust residual(c) Temperature of air entering cylinders from intake manifolds
Assuming this pressure creates a force of F = F 0sin( t / t0) on the bullet, determine the velocity of the bullet at any instant it is in the barrel. What is the bullet"s maximum velocity?
A 9º wedge is inserted using a force of 1000 lbs. The static coefficient of friction between the wedge and the log is 0.50. Determine the force required to pull the wedge out.
Determining initial acceleration of a projectile How can I proceed to solve the problem below?
a 14-ft long ladder leans against a wall with the bottom of the ladder placed 4ft from the base of the wall. how high on the wall will the ladder reach.
assuming that within metal crystals the atoms can be considered as hard spheres in contact sketch arrangement of atoms
a catalog lists the basic dynamic load rating for a ball bearing to be 7050 lb for a rated life of 1 million
ten grams of liquid water at 95 c are contained in the insulated container shown. the pin holding the frictionless
air enters the compressor of a simple gas turbine non-ideal brayton cycle at p1 14 lbfin.2 t1 520 degree r. the
refrigerant 134a is too accelerated in a steady flow nozzle to a velocity of 250 mpa. at the nozzle inlet the pressure
consider a fuel cell pt1h2 0.5 atmnaoh 1mo2 1 atmpt2a which pt electrode is the cathode and explain why?b what are two
determine the effective spring constant of the following sandwich of materials under compressive load. all are
A reversible heat engine operates between 875 K and 310 K and drives a reversible refrigerator operating between 310 K and 225 K. the engine receives 2000 kJ of heat and the net work output from the arrangement equals 350 kJ. make calculations for..
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