Reference no: EM13539231 , Length: 1526 Words
1. The fact that some airplanes collide is evidence that there is too little air traffic control.? Evaluate.
2. A prime minister of an emerging country once bragged that he was going to make his country self-sufficient and independent of foreigners. Do the principles of economics suggest anything about how you as a native of that country might have been affected? Explain.
3. When a group of Russian officials touring American farms asked who told the farmers how much to produce in order to supply the appropriate amounts of goods, the farmers said that no one told them. But the Russians were convinced that farmers were concealing something. What would you have told the Russians?
4. It?s wrong to profit from someone else?s misfortune.? Discuss.
5. The National and the American Baseball Leagues are two separate leagues. To prevent competition among teams for new players, a draft (similar to that used in that the football and basketball leagues) has been adopted, wherein each newcomer from a high school is assigned to a particular team. Under this agreement, or assignment, no other team owner will be allowed to sign that newcomer. Who benefits from this arrangement? Who suffers?
6. My doctor charges me a high fee because he has to cover the high cost of his education and equipment. On the other hand, my golfing teacher also charges me a high fee, even though his education is practically absent.? Is either one cheating or fooling me? Explain.
What is the final temperature of the system in degrees C
: A system consists of 0.697 kg of water at 80 degrees C. A paddle wheel does 42 kJ of work stirring the water. The heat energy lost to the environment is 15 kJ. What is the final temperature of the system in degrees C?
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A gas thermometer registers a pressure
: A gas thermometer registers a pressure of 2.79 kPa when measuring the boiling point of water. What pressure in pascals would register when measuring the triple point of water?
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A mercury thermometer is free of all markings
: A mercury thermometer is free of all markings. The thermometer is placed in an ice bath. When the thermometer is in equilibrium with the ice bath the position of the mercury column is marked on the glass.
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What is the pressure of the heated gas
: A gas at a temperature of 382 K, a pressure of 197 kPa and occupying a fixed volume of 0.38 m3, is heated so that the temperature of the gas rises by 34 K. What is the pressure of the heated gas? Give your answer in pascals.
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A prime minister of an emerging country once bragged
: A prime minister of an emerging country once bragged that he was going to make his country self-sufficient and independent of foreigners. Do the principles of economics suggest anything about how you as a native of that country might have been affect..
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Find the current necessary to float the wire
: A straight, stiff, horizontal wire of length 30 cm and mass 60 g is connected to a source of emf by light, flexible leads. A magnetic field of 1.5 T is horizontal and perpendicular to the wire. Find the current necessary to float the wire; that is, f..
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Find the magnetic moment of the magnet
: A small magnet of length 7.1 cm is placed at an angle of 80 degree to the direction of uniform magnetic field of magnitude 0.01 T. The observed torque has a magnitude of 0.07 N m. Find the magnetic moment of the magnet.
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What is the rms value of electric field in the laser beam
: A laser emits a cylindrical beam of light 2.8mm in diameter.If the average power of the laser is 2.6mW , what is the rms value of the electric field in the laser beam?
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Radio station broadcasts its signal uniformly
: A 73kW radio station broadcasts its signal uniformly in all directions. What is the average intensity of its signal at a distance of 300m from the antenna? I_avg=_______mW/m^2
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