Physics Homework Answers & Questions

Waiting for answer Single charged sodium ions are...Single charged sodium ions are accelerated through a potential difference of 398 V. (a) What is the momentum acquired by such an ion? kg*m/s (b)What is the de Broglie wavelength? fm
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Answered water flows through a 2 in. op...water flows through a 2 in. opening in the side of a tank If the opening is 8 ft. Below the surface of the water. What volume would escape from the tank per minute ?
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Waiting for answer A person standing at the edge...A person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 14 m/s. The cliff is 51 m above the water’s surface. The acceleration of gravity is 9.81 m/s With what speed does the stone strike the water? Answer in units of m/s.
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Answered A Cliff divers at Acapulco jum...A Cliff divers at Acapulco jump into the sea from a cliff 33 m high. At the level of the sea, a rock sticks out a horizontal distance of 7.22m .the acceleration of gravity is 9.8 m/s . With what minimum horizontal velocity must the cliff divers leave the top of the cliff if they are to miss the rock...
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Answered Q1) Romeo is pining away wanti...Q1) Romeo is pining away wanting to talk to Juliet once more. He decides to go below her window and throw rocks at the window to wake her. Romeo stands 6.0 m horizontally from Juliet's window and 9.5 m vertically below the window. Romeo wants the rocks to hit the window with only a horizontal compon...
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Waiting for answer Please help me to solve my Sta...Please help me to solve my Statistical Optics homework (Goodman) please kindly find my attached file.
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Waiting for answer "Aerodynamic Forces and Energy..."Aerodynamic Forces and Energy" Please respond to the following: Explore the interactive titled “Lift and Drag” under the Lift and Drag terms section of the Science corner. You can also view it at http://www.pbs.org/wgbh/nova/space/liftdrag.html. Next, describe the way in which one could use both...
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Answered A car is driving west on a hig...A car is driving west on a highway at 25m/s. What is the cars speed in km/h?
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Answered If the average velocity of an...If the average velocity of an object is zero in some time interval, what can you say about the displacement of the object for that interval?
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Answered A device known as Atwood\'s ma...A device known as Atwood\'s machine consists of two masses hanging from the ends of a vertical rope that passes over a pulley. Assume the rope and pulley are massless and there is no friction in the pulley. Mass mB is greater than mass mA. Find expressions for the magnitude of their acceleration, a,...
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Answered with the idea of conservation...with the idea of conservation of momentum explain why a golf ball leaves the surface of a golf club at a much greater velocity that the club was moving before it hit the ball?
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Answered 2 cars start from the same spo...2 cars start from the same spot with velocity u1 and u2 . the 1st car's @ is 2ms2 and it runs for 8s . the 2nd one has 9.5ms2 @ and runs for 4s . the distance they ran in the above @ and t is the same . prove mathematically that u2 is greater than u1 ?
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Answered objective question solved from...Unit 2 Quiz Name:__________________ Date:__________________ Part I: Read each question carefully. Choose the correct answer (1 pt each). 1. Temperature is the measure of the total kinetic energy of all the molecules in a substance. True False 2. Jenny s k...
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Answered 1The concept of thermionic em...1The concept of thermionic emission is the basis of modern Xray tubes, which are the workhorse of a medical Xray image. In this process a filament (a piece of metal in a vacuum) is heated by the application of electrical current. The heat (energy) is transferred to the \'free\' electrons of the m...
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Answered How does one derive equations...How does one derive equations to get to this equation? g(p1p2)T / (R1)t where is viscosity p1 is density of sphere p2 density of liquid T is temperature t is time R is radius its for an IA
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Answered physicsIf a pipe with two open ends has a third harmonic at 308 Hz at 20.0 C, (b) What is the temperature when the fundamental frequency is 99.9 Hz for the same pipe? Answer in degree C. The answer is NOT 4.56, 4.61, or 4.24.
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Answered DYNAMICSIt is desired that the 100lb container, when released from rest in the position shown, have no velocity after dropping 7 ft to the platform below. Specify the proper weight W of the counterbalancing cylinder.
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Waiting for answer Final paperThis final assignment is designed to involve all of the main skills that you have learned during this course. In particular, your paper should demonstrate the ability to construct a deductively valid or inductively strong argument, clearly and accurately explain your reasoning, use highquali...
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