What is the estimated full size boat wave drag
A boat of length 50m is designed to cruise at 30 mph and is to be tested in a tow tank with a model of length 0.5 m. if the model wave drag is 1.2 N, what is the estimated full size boat wave drag in KN.
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A researcher believes exercise reduces anxiety in women. She identifies a group of women who had not exercised before but are now planning to begin exercising. she gives them a 50- item anxiety inventory before they begin exercising and administer
(a) Use the data in Problem 1 to construct a smooth graph of position versus time. (b) By constructing tangents to the x(t) curve, find the instantaneous velocity of the car at several instants. (c) Plot the instantaneous velocity versus time and,
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A billiard ball of mas 0.3kg moves with a speed of 5m/s and collides elastically with a ball of mass 0.2kg moving in the opposite direction with a speed of 3m/s. Show that because momentum is conserved in the rest frame, it is also conserved in a
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Suppose that in one small town the average income is $34,200 with a stansard deviation of $2200. What percent of housholds between $29,800 and $38,600?
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