Find the direction cosines of a vector
Find the angle between the position vectors to the points (3, -4, 0) and (-2, 1, 0), and find the direction cosines of a vector perpendicular to both.
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A has a mass of 5kg and B has a mass of 7 kg. The coefficient of friction action on A is 0.325. Use conservation of enrgy to calculate the velocity of the masses after B starting from rest has fallen a distance of 1.65 m.
A circular tube of outer diameter 5 cm and inner diameter 4 cm is used to convey hot fluid. The inner surface of the wall of the tube is at a temperature of 800C, while the outer surface of the wall of the tube is at 250C.
What are the vectors joining the atom at .25*A*(i+j+k) to its four nearest neighbors? Determine the angle between the carbon bonds in a diamond.
Estimate the rate (in gal/hr) that your car uses gasoline when it is being driven on an interstate highway. Determine how long it would take to empty a 12-oz soft drink container at this flowrate.
A 300 Ib force acts on the bracket as shown in the figure below. Find the moment it produces about point A using scalar methods. Express your answer in terms of the magnitude and sense of rotation of the moment.
Determine a set of (non-orthogonal) base vectors a = j + k, b = i + k, and c = i + j. (a) Establish their reciprocal vectors and hence express the vectors p = 3i - 2j + k, q = i + 4j, and r = -2i + j + k in terms of the base vectors a, b, and c.
A perfect gas flows through an insulated passage with no shaft work. The entering conditions are T1 = 290 K,P1 = 350 kPa, and V1 = 200 m/s. What is the ratio of the exit diameter to inlet diameter?
Diameter spaced longitudinally every 6 in. knowing that the average allowable shearing stress in the bolts is 10.5 ksi determine the largest allowable vertical shear in the beam.
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult