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with the increased usage of low-lying coastal areas and the possible rise in ocean levels because of global warming the
at a given instant of time two pressure waves each moving at the speed of sound emitted by a point source moving with
1 determine the critical pressure and temperature ratios fora airb carbon dioxidec helium2 determine the static
the static pressure to stagnation pressure ratio at a point in a gas flow field is measured with a pitot-static probe
the stagnation pressure and temperature of air flowing past a probe are 120 kpaabs and 100 degc respectively the air
the stagnation pressure indicated by a pitot tube mounted on an airplane in flight is 45 kpaabs if the aircraft is
explain how you could vary the mach number but not the reynolds number in airflow past a sphere for a constant reynolds
standard atmospheric air t0 59 degf p0 147 psia is drawn steadily through a frictionless and adiabatic converging
the duct in problem 1149 is shortened by 50 the duct discharge pressure is maintained at the choked flow value
an ideal gas enters section 1 a frictionless constant area duct with the following propertiesfor rayleigh flow
1 the stagnation pressure ratio across a normal shock in an airflow is 06 estimate the mach number of the flow entering
a total pressure probe like the one shown in video v38 is inserted into a supersonic airflow a shock wave forms just
supersonic airflow enters an adiabatic constant area inside diameter 1 ft 30-ft-long pipe with ma1 30 the pipe
1 is there a limit to how fast an object can move through the atmosphere explain2 discuss the similarities between
1 estimate the surface temperature associated with the reentry of the space shuttle into the earths atmosphere why is
develop useful equations describing the constant temperature isothermal flow of an ideal gas through a constant
the measured shaft torque on the turbomachine shown in fig p123 is -60 n m when the absolute velocities are as
water is supplied to a dishwasher through the manifold shown in fig p125 determine the rotational speed of the manifold
uniform horizontal sheets of water of 3-mm thickness issue from the slits on the rotating manifold shown in fig p127
at a given radial location a 15-mph wind against a windmill see video v121 results in the upstream1 and downstream2
sketch how you would arrange four 3-in-wide by 12-in-long thin but rigid strips of sheet metal on a hub to create a
sketched in fig p1210 are the upstream section 1 and downstream section 2 velocity triangles at the arithmetic mean
shown in fig p1211 is a toy helicopter powered by air escaping from a balloon the air from the balloon flows radially
a centrifugal pump impeller is rotating at 1200 rpm in the direction shown in fig p1214 the flow enters parallel to the
a centrifugal radial water pump has the dimensions shown in fig p1215 the volume rate of flow is 025 ft3 s and the