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Find out the work done by an object. Mattwe pulls his little sister sarah in a sled on the icy surface, with a force of 60 N at an angle of 37 ° upward from the horizontal. If he pulls her a distance of 12 m, what is the work completed by matthew?
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A race car completes a lap on a 1600 m long track with an average speed of 250 km/h. If the car's average speed on the first half of the track was 205 km/h, what was its average speed on the second half?
Spacecraft I, containing students taking a physics exam, approaches the Earth with a speed of 0.700c (relative to the Earth), while spacecraft II, containing professors proctoring the exam, moves at 0.300c (relative to t ...
For a boat to float in a tidal bay, the water must be at least 2.5 meters deep. The depth of water around the boat, d(t), in meters, where t is measured in hours since midnight, is (a) What is the period of the tides in ...
Calculate the pressure of the blood in the brain and in the feet of a pearson when standing. The average pressure of the blood in the heart is 1.3×104N/m2 above atmospheric pressure. The brain is located 0.50 mabove the ...
Consider the binary threshold neuron in K = 3 dimensions, and the set of points {x} = {(1, 0, 0),(0, 1, 0),(0, 0, 1),(1, 1, 1)}. Find a parameter vector w such that the neuron memorizes the labels: (a) {t} = {1, 1, 1, 1} ...
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.)
Light of frequency 7.0×10 14 Hz is directed on a particular metal surface. An energy of 4.0 × 10 -19 J = w is required to remove an electron from the surface of the metal. a) Find the maximum KE of the emitted electro ...
1. Do the same as in Problem 2 for a small hydro power plant. 2. Develop a program to estimate induction generator performance as an efficient and qualified source of energy for an industrial application.
A process is being developed to produce carbonated beverages. As part of this process, a packed-bed absorption tower will be used to dissolve carbon dioxide, CO 2 , gas into water. Pure mountain spring water, containing ...
1. Find the equations of the tangent lines at x = 2 to the ellipse 2. Find the equation of the tangent line to the curve y = x 2 at x = 1. Show that this line is also a tangent to a circle centered at (8, 0) and find the ...
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Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group
SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless
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DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac
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