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descriptionfor this activity you will be required to use the equations given in lecture for the frequency of the
objectivesmiddot apply the engineering design process to create a conceptual designmiddot create a
the table can be lifted without tilting by applying the 100-n force at pointo the center of the table determine the
a 15 cm x 20 cm hot surface at 85 degrees is to be cooled by attaching 4 cm long aluminum k 237 wm degrees c fins of 2
an air heater may be fabricated by coiling nichrome wire and passing air in cross flow over the wire consider a heater
1consider an air standard cycle in which the air enters the compressor at 10 bar and 20 degree celsius the pressure of
when tested in water at 20degc flowing at 2 ms an 8-cmdiameter sphere has a measured drag of 5 n what will be the
a body is dropped on the moon g 162 ms2 with an initial velocity of 12 ms by using option 2 variables eq 511 the
the wall shear stressw in a boundary layer is assumed to be a function of stream velocity u boundary layer thickness
a spar buoy has a period t of vertical heave oscillation that depends on the waterline crosssectional area a buoy mass
the rate of heat loss q loss through a window or wall is a function of the temperature difference between inside and
the period of oscillation t of a water surface wave is assumed to be a function of density wavelength lambda depth
a ship is towing a sonar array that approximates a submerged cylinder 1 ft in diameter and 30 ft long with its axis
vortex shedding can be used to design a vortex flowmeter fig 633 a blunt rod stretched across the pipe sheds vortices
a fishnet is made of 1-mm-diameter strings knotted into 2x 2 cm squares estimate the horsepower required to tow 300 ft2
consider natural convection in a rotating fluid-filled enclosure the average wall shear stress in the enclosure is
the size d of droplets produced by a liquid spray nozzle is thought to depend on the nozzle diameter d jet velocity u
the torque m required to turn the cone-plate viscometer in fig p535 depends on the radius r rotation rate omega fluid
a one-twelfth-scale model of a large commercial aircraft is tested in a wind tunnel at 20degc and 1 atm the model chord
extend prob p530 as follows let the maximum mass flow m again be a function of tank pressure p0 and temperature t0 gas
a torpedo 8 m below the surface in 20degc seawater cavitates at a speed of 21 ms when atmospheric pressure is 101 kpa
a one-tenth-scale model of a supersonic wing tested at 700 ms in air at 20degc and 1 atm shows a pitching moment of 025
the radio antenna on a car begins to vibrate wildly at 8 hz when the car is driven at 45 mih over a rutted road that
a prototype spillway has a characteristic velocity of 3 ms and a characteristic length of 10 m a small model is