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Kerosene at 20°C flows at 20 m3 /h in an 8-cm-diameter pipe. The flow is to be metered by an ISA 1932 flow nozzle so that the pressure drop is 7000 Pa. What is the proper nozzle diameter?
Determine the distance to the centroid C of the composite area shown in the figure.
a large stationary brayton cycle gas-turbine power plant delivers a power output of 100000 hp to an electric generator.
a 200-kg 5-m-wide rectangular gate shown innbspthe figure is hinged at b and leans against thenbspfloor at a making an
A 1 foot long cylindrical rod with a diameter of 0.25 inch is subjected to a tensile load of 1,500 lbs. Suppose the rod was elongated 0.01 inch under this load, what is the stress and strain created by the load? What is the Young’s Modulus of the mat..
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..
An electric heater in the form of a horizontal disk of 57 mm diameter is used to heat the bottom of a tank filled with engine oil at a temperature of 5 degrees Celsius. Calculate the power required to maintain the heater surface at 70 degrees C.
A Dual cycle has a compression ratio of 15:1. The state at the beginning of compression is 14.4psi and 60F. The volume ratio during the constant pressure part of the heat addition process is 2:1. The pressure ratio during the constant volume heat add..
Determine (a) the mass flow rate of the streams at inlet 2 and the exit, each in kg/s, (b) the rate of exergy destruction, in kW, and (c) the cost of the exergy destroyed, in $/year, for 8400 hours of operation annually. Evaluate exergy at 8.5 cen..
determine the terminal velocity of a 75-mm diameter sphere made of solid aluminum specific weight26.6knm3 in free fall
A counter flow double pipe heat exchanger is to heat water from 20 degrees Celsius to 80 degrees Celsius at the rate of 1.2 kg/s. The heating is to be accomplished by geothermal water available at 160 degrees Celsius at a mass flow rate of 2 kg/s.
A house is maintained at 1 atm and 24 C, and warm air inside a house is forced to leave the house at a rate of 150m 3/h as a result of outdoor air at 5 C infiltrating into the house through the cracks. Determine the rate of net energy loss of the h..
Determine Temperature of ball after 10 second and Time for ball to cool to 400oC - Alloy steel ball of 2 mm diameter heated to 800oC is quenched in a bath at 100oC.
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