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Figure 9.14 shows a heat exchanger in which each o f two DN 150 Schedule 40 pipes carries 450 L/min of water. The pipes are inside a rectangular duct whose inside dimensions are 200 mm by 400 mm. Compute the velocity of flow in the pipes. Then, compute the required volume flow rate of water in the duct to obtain the same average velocity.
Derive eulers equation 1- Derive. From first principles eulers equation from the rate of change of momentum 2- Show by integration how Eulers equation derives Bernoullis equation
A rectangular cross section alumina bar, E=415 GPas , v=0.23 of initial lengths 100mm in the x direction, 10mm in the y direction and 20mm in the z direction, is loaded in compression by a load of 50 kN applied in the x-direction. What are the strai..
initially an insulated rigid tank contains 3.73 kg of water at 240oc and 1 mpa. a heater in the wall of the tank
an electric wire made of c14500 copper is stretched between two street supports at 20 degrees celcius so that a stress
A small fan weighing 50 lb and rotating at 750 rpm is mounted on the plate through a spring with k = 200 Ib/in. If the center of gravity of the fan is located at 0.1 in. from its axis of rotation, find the steadystate motion of the edge Q and the ..
air initially at 150 kpa 500k and occupying a volume of .02m3 undergoes two processes. first the air undergoes a
Steam at 120 bar and 520 ?C enters a control volume operating at steady state with a volumetric flow rate of 460 m3/min. Twenty-two percent of the entering mass flow exits at 10 bar, 220 ?C and a velocity of 20 m/s. The rest exits at another location..
a propeller blade section begins to cavitate when its relative velocity with respect to undisturbed water is 32 m per
A v-belt drive system consists of a 12.4" diameter driving sheave and a 21.1" diameter driven sheave connected by a 5V belt. if the center distance is to be no more than 38" specify the longest possible standard belt that can be used and what the res..
Air expands through a nozzle and exits supersonically. The throat area is 10 cm2, and the throat pressure is 100 kPa. Find the pressure on either side of the throat where the duct area is 24 cm2
a linear bearing supports a load w has a contact area a and travels at a maximum velocity v. what expression will be
An output-compare interrupt service routine calls Fifo_Get and actually outputs. Experimental observations show this FIFO is usually empty and has at most three elements. What does it mean?
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