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A coffee-maker contains a heating element that has a resistance of 38 Ω. This heating element is energized by a 120-V outlet. What is the current in the heating element?
A 185 kg horizontal beam is supported at each end. A 285 kg piano rests a quarter of the way from one end. What is the vertical force on the support closest and furthest from to the piano?
A train moving with constant velocity travels 170north in 14 and an undetermined distance to the west. The speed of the train is 36. Find the direction of the train's motion relative to north.?
You send a beam of light from a material with index of refraction 1.21 into an unkown material. In order to help identify this material, you determine its index of refraction by measuring the angle
Two people are carrying a uniform wooden board that is 3.00 m long and weighs 160 N. If one person applies an upward force equal to 60 N at one end, at what point does the other person lift? Begin
A Ford Mustang can accelerate from 0 to 60 in a time of 5.8 . A Mini Cooper isn't capable of such a rapid start, but it can turn in a very small circle 30 in diameter. How fast would you need to dr
A system of two sources consists of a solid, non- conducting sphere of radius R= 10 cm with charge +Q uniformly distributed throughout its volume, and a point source charge -2Q located a distance R
Calculate the net electric field at that point. Explain you reasoning and justify your work using the fundamental physics principles and definitions.
A plastic rod 1.4 m long is rubbed all over with wool, and acquires a charge of -9e-08 coulombs. We choose the center of the rod to be the origin of our coordinate system, with the x-axis extending
A painter of mass 140.0 kg stands on a platform of mass 55.0 kg and pulls on two ropes which hang over pulleys, as shown. He pulls each rope with a force of 50.0 N. Assuming a coordinate system whe
The drawing shows a skateboarder moving at 5 m/s along a horizontal section of a track that is slanted upward by 48° above the horizontal at its end, which is 0.44 m above the ground. When she
Exactly 3.0s after a projecttile is fired into the air from a flat grround, it is observed to have velocity v=(8.6i+4.8j) ms-1, where x is the horizontal and y axis is positive upward. Dertermine
A charge distribution consisting of three point-charges q, -2q, and q located along the y-axis as shown below is called an electric quadrupole. Find an expression for the electric field at a point P
If the total initial kinetic energy of the fission fragments is 150 MeV, what is the initial kinetic energy of each? What is the total kinetic energy shared by the four prompt neutrons?
A cart loaded with bricks has a total mass of 20.4 kg and is pulled at constant speed by a rope. The rope is inclined at 31? above the horizontal and the cart moves 17.4 m on a horizontal ?oor. The
Company Q’s team of engineers and designers have developed a line of top-quality small appliances, and through concept and prototype testing, they have shown that the visual design features are
Discuss the Tanglewood staffing levels. Discuss Tanglewood's retention issues. Discuss Tanglewood's selection decisions. Discuss the omportance of human resource planning with Tanglewood
The use of spyware by a company to monitor it's employees. What is the deontological standpoint and the utilitarian standpoint? What would you do if you were asked to install spyware by your boss?
For what population would you use a graphical rating scale? Why? What is the difference between a rating and a ranking scale? Which one is better at measuring customer satisfaction? Explain
The tariff levied in a "large country" (Home), lowers the world price of the imported good. This causes
Write and send an e-mail in Modified -block-letter format (no more than 500 words in the body part) to the lecturer explaining why you should use the You-viewpoint in business communication.
The role of project manager remains difficult because she or he is managing people who ______________.
Why does CourseHero.com continue to support theft of intellectual property? Do they not understand the concept of a lawsuit including over 120 counts of copyright violation and receiving stolen pro
Identify the guidelines in relation to social and ethical responsibilities for marketing activities within industry and business
After working for eleven years as a production line worker, Hollis recently was made a foreman. In his new position, Hollis will rely on: