Find out 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 household refrigerator with a COP of 1.2 removes heat from the refrigerated space at a rate of 60 kJ/min. Determine (a) the electric power consumed by the refrigerator and (b) the rate of heat transfer the the kitchen air. Answers: (a) 0.83 kW (
A manufacturing company is modernizing its operations for which it is planning to upgrade a manual assembly operation with a robotic cell that will work around the clock.
The arm masses are 4 kg located 0.25 m from the shoulder. Draw the shoulder joint free body diagram and determine the reaction forces and moments.
A 3-stroke cycle is executed in a closed system with 1 kg of air, and it consists of the following three processes: (a) Isentropic compression from 100 kPa, 300 K to 800 kPa. (b) p=constant heat addition in amount of 2000 kJ. (c) p=cV heat rejecti
1kg of water that is initially at 90 degree celsius with a quality of 10 percent occupies a (linear) spring-loaded piston-cylinder device. Heating raises the pressure to 800kPa and temperature to 250 degree celsius.
Determine The work required to compress the nitrogen reversibly back to the initial state. Assume that nitrogen behaves as an ideal gas.
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.
What are the main parameters of voltage source and their physical meaning . How can we determine the voltage source parameter experimentally.
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Select the appropriate use of intravenous vancomycin. Group of answer choices Serious life-threatening infections with bacteria resistant to common antibiotics
The nurse is providing nutritional counseling. Which statment by the client indicates the need for further teaching?
A team of health department nurses is charged with forming proposals to enhance primary prevention in the local clinics. What requirement would be necessary
Assignment task: A 72-year-old female is referred to the psychiatric clinic by her primary provider for an in-depth assessment.
Jane Smith emailed her physician, Dr. Ward, to express concern about an abnormal lab value report she received during her last physical exam.
What should the nurse consider when selecting health indicators in a community? If the indicators relate to standards published by national
Question: Select all that apply Identify the circumstances when informed consent becomes extremely necessary.