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A cooking pan whose inner diameter is 20 cm is filled with water and covered with a 4-kg lid. If the local atmospheric pressure is 101 kPa, determine the temperature at which the water starts boiling when it is heated.
(a) Draw and label a schematic of the system. (b) Determine the mass flow rate (kg/s) of water vapor neededand (c) the rate of exergy destruction (kW)
Apparent Density, Theoretical Density and Void Volume, A compacted body of iron powder is sintered into a 20mm-diameter, 45-mm-tall cylinder which, upon weighing
A 1300 car is traveling along a straight road at 18 . Two seconds later its speed is 21. What is the magnitude of the net force acting on the car during this time?
Assume you are given a spherical joint where the ball has a radius of 20 mm and socket has a radius of 22 mm. If the contact load is 50 N, E = 210 GPa, and ν = 0.3, determine (a) the radius of the contact area, (b) the maximum contact pressure.
a standard steel specimen of 13 mm diameter elongated 22 mm when it was subjected to a tensile force of 29.5 kN if the specimen has a length of 200 mm and that force applied within elastic range. what is the elastic modulus of elasticity ?
Refrigerant 134a enters a heat exchanger in a steady state refrigeration system as saturated vapor at 0 °F and exits at 20 °F with no change in pressure.
A steel rod 1 cm in diameter and 30 cm long protrudes from a steel surface at 150 C. The rod is surrounded by air at 10 C with a convective heat transfer coefficient of 10 W/m2 C. The thermal conductivity of steel is 114 W/m C. Determine the heat ..
Find the diameter of a pipe to convey the superheated steam flowing into the mixing process if the speed of the steam is 20m/s and also ascertain the condition of the resulting mixture.
The steam from the nozzles of a single wheel impulse turbine discharges with a velocity of 600 m/s at an angle of 20 degrees. The blade wheel rotates at 3000 rev/min and the mean blade radius is 590 mm
a power unit has a power rating of 30 kw and supplies flow at a rate of 60 lpm, what is the maximum pressure this unit can withstand?
Knowing that the coefficient of restitution is 0.8 between B and C, and 0.5 between A and B, Determine the velocity of each car after all collisions have taken place.
Determine the required length L of each splice if a factor of safety is 2.75.
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