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Determinate the resultant velocity of an airplane. An airplane flies due west at a velocity of 645 kilometers per hour (km/h). The wind blows from the north at a velocity of 125 kilometers per hour (km/h). What is the plane's resultant velocity?
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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 ...
A) Can two objects of the same mass be in the same Kepler orbit but with two separate angular velocities? B) Does total energy correspond to a unique value of velocity and distance for the circular case? i.e. {total ener ...
With relevant examples, discuss how philosophical assumptions, the problem to be studied, the data to be gathered, and the methods of data analysis to be employed are related in conducting qualitative research.
Adolescent pregnancy is viewed as a high-risk situation due to the serious health risks that this creates for the mother, the baby, and society at large. Describe various risk factors or precursors to adolescent pregnanc ...
A certain sound has an intensity of 9.195275×10 -4 W/m 2 2.33 m from its source. What is the power emitted by this source in watts? Express your result to three significant digits and in scientific notation. Hint: The ...
A scientist wants to do this experiment but modifies it by filling the balloon with 0.66 moles of neon gas, which behaves as an ideal gas. If the balloon initially holds 0.4 L of the gas and expands to 1.7 L after being ...
Many texts draw figure 8.1 in the form of a Venn diagram (figure 8.2). Discuss why this diagram is a misleading representation of entropies. Hint: consider the three-variable ensemble XY Z in which x ∈ {0, 1} and y ∈ {0, ...
A modern-day zeppelin holds 9,390m3 of helium. Compute its maximum payload at sea level. (Assume the helium and air to be at 0°C and 1 atm.)
On May 9, 2007, CBS Evening News had a 4.3 point rating. (Ratings measure the number of viewers.) News executives estimated that a 0.1 drop in the ratings for the CBS Evening News corresponds to a $5.5 million drop in re ...
Air pressure at sea level is 30 inches of mercury. At an altitude of h feet above sea level, the air pressure, P, in inches of mercury, is given by (a) Sketch a graph of P against h. (b) Find the equation of the tangent ...
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SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless
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Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen