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A certain transverse wave is described by y(x, t) = (4.17 mm) cos 2π[x/(30.8 cm) - t/(0.0400 s)]. Determine the wave's velocity of propagation (indicate direction with the sign).
The normal force equals the magnitude of the gravitational force as a roller coaster car crosses the top of a 59-m-diameter, What is the car's speed at the top
A man strikes one end of a thin rod with a hammer. The speed of sound in the rod is 15 times the speed of sound in air. what is the length of the rod
a skier slides horizontally along the snow for a distance of 25 m before coming to rest. the coefficient of kinetic
A fisherman notices that his boat is moving up and down periodically without any horizontal motion, owing to waves on the surface of the water. How fast are the waves traveling
a meter stick is charged with 20 micro coulombs by placing it on a van de graff generator. assume that the charge is
Consider the expansion of 60.0 moles of a monatomic ideal gas along processes 1 and 2 in the figure below. In process 1 the gas is heated at constant volume from an initial pressure of Pi = 95 kPa to a final pressure of Pf = 190 kPa. In process 2 ..
An inflated basketball has a gauge pressure of 9.0lb/in2. What is the actual pressure inside the ball
Watch the video titled "Video Tour of the Electromagnetic Spectrum" (5 min 3 sec) under the EM Spectrum terms section of the Science Corner. You can also view the video at http://missionscience.nasa.gov /ems/emsVideo_01intro.html. Next, describe ..
A ball of mass 0.40kg has a kinetic energy of 28.8J. What is the magnitude of the linear momentum of the ball
A stunt man jumps horizontally from building to building. From his current position, he wishes to jump to a building 2m over and 2.5m below him. What is the minimum velocity he must jump with to safely make it onto the building?
Determine what is the final temperature of a mixture of two cups boiling water (100oC) and i cup cold water 10 degrees C
a compare the energy needed for the first reaction of the carbon cycle that for a deuterium tritium reaction.b the
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