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Calculating the mass flow rate of the water discharged from a pipe. A pipe with a 2m diameter carries water having a velocity of 4 m/s. What is the mass flow rate of the water in kg/s at following temperatures?
a. 0°Cb. 30°C
What impact does the telephone have on the social organization, ideology, and values of this country? What about cell phones or the Internet?
1. What are the Stanton and Peclet numbers and how are they related to other convective mass-transfer dimensionless numbers? 2. In applying dimensional analysis to explain mass-transfer coefficient, one must consider the ...
A closed cylindrical can of fixed volume V has radius r. (a) Find the surface area, S, as a function of r. (b) What happens to the value of S as r → ∞? (c) Sketch a graph of S against r, if V = 10 cm 3 .
A channel with input x and output y has transition probability matrix: Assuming an input distribution of the form write down the entropy of the output, H(Y ), and the conditional entropy of the output given the input, H( ...
A rock of 350 kg is found at the top of a mountain that is 1250-m high. Find the potential energy with respect to the bottom of the mountain (g = 9.8 m/s2)
Consider a spiral galaxy with a "flat" rotation curve beyond the central 2 kpc a. Derive the general relation giving the orbital period, P, of a star (or other object) in the disc orbiting the centre of the galaxy, as a ...
Describe an arithmetic coding algorithm to encode random bit strings of length N and weight K (i.e., K ones and N -K zeroes) where N and K are given. For the case N =5, K =2, show in detail the intervals corresponding to ...
An electron with electric charge of 1.6 10 -19 C falls through a potential difference of 29 kV in the vacuum of an X-ray tube. What is the kinetic energy of the electron, assuming it started from rest and that there is ...
Polycrystalline silicon has been used as the gate material in Si MOS transistors. It is also used as a barrier layer for making contact to thin Si layers to prevent a metal conductor from penetrating and short-circuiting ...
An 8- to 12-page paper, should be well developed and convey your understanding of the readings and concepts. It should also adequately answer the question. Your paper should be organized, coherent, and unified; it should ...
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