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A continuous belt passes upward through a chemical bath at velocity v0 and picks up a film of liquid of thickness h, density, ρ, and viscosity μ. Gravity tends to make the liquid drain down, but the movement of the belt keeps the fluid from running off completely. Assume that the flow is a well-developed laminar flow with zero pressure gradient, and that the atmosphere produces no shear at the outer surface of the film.
(a) State clearly the boundary conditions at y = 0 and y = h to be satisfied by the velocity.
(b) Calculate the velocity profile.
(c) Determine the rate at which fluid is being dragged up with the belt in terms of μ; ρ; h; v0.
Point charge above a conducting plane. A 5 nC point charge lies 2 m above a conducting plane. Find the surface charge density:
can you solve the problems attached not all only the below numbers ltbrgt ltbrgtq 1 2 3 4 5 7 8 9 only a 10 ltbrgt
Design by direct implementation the electronic circuits for equations as the following logic equations using any real 1, 2, or 3 input logic gates. Assume all signals are high true (positive logic) and do not simplify the equations.
design a circuit with the following:-- 3volts- 1.5v max charge- capacitor 1000 micro ferrand.
There are 5280 feet per mile. There are 3 feet in a yard. Use appropriate parameter passing and return mechanisms. Use appropriate datatypes. For example, with inputs of 1760 yards and 1320 ft, the result would be 1.25 miles.
Explain how to use the knowledge of Structure-Property-Processing-Perfomance relationship to improve on a device based on semiconductivity. Name the device, describe how it is made, the principle guiding its function and application.
if we have an amplifier whose spec. is 2nV/rtHz and the bandwidth of the amplifier extends from 100Hz to 10kHz, and the gain of the amplifier is 5, how much noise should we expect at the output of the amplifier
Assume that the field current of the generator in Problem 4-2 is adjusted to achieve rated voltage (13.8kV) at full load conditions in each of the questions below.
at room temp a power transistor has beta of 160 and it is used in a DC dimmer circuit to control a 24 volt 120 watt lamp the lamp power supply is 48 volts dc and it can deliver a maximum of 21 amperes of current
A sensor with a nominal resistance of 50 ? is used in a bridge with R1 = R2 = 100 ?, V = 10.0 V, and R3 = 100 potentiometer. It is necessary to resolve 0.1 changes of the sensor resistance. A) At what value of R3 will the bridge null
Consider the case of boosting for this engine and plot volumetric efficiency, netthermal efficiency, and residual gas fraction as a function of the ratio of intake toexhaust pressure: 0.3 pi/pe 1.5. Exhaust pressure in all cases would be 100 kPa.S..
A listener increases his distance from a sound source by a factor of 4.11. Assuming that the source emits sound uniformly in all directions, what is the change in the sound intensity level in dB
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