What is the darcey-weisbach coefficient
Water flows through a horizontal section of 5cm diameter pipe. The pressure drop over 10m is 4kpa. What is the head loss coefficient k, and what is the Darcey-Weisbach coefficient?
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An electron traveling at 471 m/s enters a 3 T magnetic field. The angle between the velocity and the field is 142o. Find the radius of the resulting circular path.
Explain the parts of a decision tree. What are some benefits of using decision trees? In what ways can decision trees be used for business decisions? Name some real-world examples.
In the following scenario identify the type of statistical study that was conducted. A Gallop poll surveyed 1,018 adults by telephone, and 22% of them reported that they smoked cigarettes within the past week.
Why is a large steroid molecule such as oestrone able to cross the cell membrane and a smaller steroid molecule sich as adrenaline can not?
What is the ratio of n(h)/n(0) of the density n(h) of molecules at height h to the density n(0) of molecules at height 0 ? Hint: use Maxwell-Boltzmann statistics and consider the gravitational potential energy of each molecule U(h) = mgh.
Suppose you are given data from a survey showing the IQ of each person interviewed and the IQ of his or her mother. That is all the information you have. Your boss has asked you to put together a report showing the relationship between these two v
Consider the structure of valinomycin, why can it transport ions across cell membranes and disrupt the ionis balance of the cell?
To what value must the speed v of the rod be adjusted to reestablish the emf induced between the ends of the rod at its initial value?
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