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An advertisement claims that a centrifuge takes up only 0.127m of bench space but can produce a radial acceleration of 3000g at 5000 rev/min. Calculate the required radius of the centrifuge. Is the claim realistic?
A solid, uniform disk of radius 0.250 m and mass 62.3 kg rolls down a ramp of length 4.70 m that makes an angle of 18° with the horizontal. Find the angular speed of the disk at the bottom of the ramp
the speed of light in a certain material is measured to be 2.2*10^8 m/s. what is the index of refraction of this material
A hockey puck has a mass of 0.116 kg and is at rest. A hockey player makes a shot, exerting a constant force of 27.5 N on the puck for 0.16 s. With what speed does it head toward the goal
What is the Lens Equation? What do o, i and f stand for in the equation and what are the five parts of the Optical Bench used in this experiment? Briefly describe what each part does.
A gob of clay, mass 217 g, falls from rest a distance 50 cm before striking and sticking to the edge of a wheel free to rotate about a horizontal axis through its center.
A hot-air balloon has just lifted off and is rising at the constant rate of 2.4m/s. how high is she when the camera reaches her
The components of the electric field in an electromagnetic wave traveling in vacuum are described by Ex = 0, Ey = 0, and Ez = 4.88 sin(kx - 1.44×108 t) V/m, where x is measured in meters and t in seconds.
a solenoid 1.40 m long and 2.50 cm in diameter carries a current of 18.0 A. Find the length of the wire forming the solenoid
A 67.0 kg diver is 2.30 m above the water, falling at speed of 6.70 m/s. Calculate her kinetic energy as she hits the water
A broad beam of light of wavelength 485nm is incident at 90° on a thin, wedge-shaped film with index of refraction 1.50. An observer intercepting the light transmitted by the film sees 17 bright and 16 dark fringes along the length of the film. By..
Will the car hit the barricade
What is the speed of the second asteroid? Now suppose that the first and second asteroids carry charges of 3.68 C and -3.68 C, respectively. How fast would the second asteroid have to be moving in order to occupy the same circular orbit as before?
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