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Light strikes a diamond (n = 2.42) immersed in glycerin (n = 1.473) at an angle of 60 degree relative to the normal to the surface. Evaluate what is the angle of refraction?
A convex mirror has a focal length of magnitude 6.23 cm. (a) If the image is virtual, what is the object location for which the magnitude of the image distance is one third the magnitude of the object distance? (Enter distance in cm from the front of..
A step-up transformer for long-range transmission of electric power is used to create a potential difference of 1.0921 x 10^5 V across the secondary. How many turns are in the primary
A diving board of length 3.00 is supported at a point 1.00 from the end, and a diver weighing 530 stands at the free end (Figure 1) . The diving board is of uniform cross section and weighs 300. Find the magnitude of the force at the support point.
Assume during the lab you read 54 degree from the protractor. If the initial speed of the ball is 11.0 m/s, Find the vertical component of the initial velocity of the ball
A tuning fork with a frequency of 288 Hz (D) is placed over anopen pipe which has one end submerged in water. If the temperatureof the air in the pipe is 22.0 Degree Celisus, how much of the pipehas to be out of the water in order to play the fundame..
Friction provides the force required for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 80.0 m and the coefficient of friction is 0.40?
Estimate the minimum absolute pressure (in pascals) that can be developed at the inlet of a pump to avoid cavitation if the fluid is carbon tetrachloride at 20 celsius
A ball thrown straight upward returns to its original level in 2.80 s . A second ball is thrown at an angle of 44.0 degrees above the horizontal. What is the initial speed of the second ball
Two infinite parallel plates separated by distance S are at potentials 0 and V0. What are the charge densities on the plates
A shot-putter throws the "shot" (mass = 7.3 kilogram) with an initial speed of 14.3 m/s at a 30o angle to the horizontal. Determine the horizontal distance traveled by the shot
A loudspeaker at a rock concert generates 10-2 W/m2 at 18 m at a frequency of 1 kHz. Suppose that speaker spreads its energy uniformly in all directions. What is the intensity level at 18.00m.
Two astronauts, one of mass 60 kg and the other 82 kg, are initially at rest in outer space. They then push each other apart. How far apart are they when the lighter astronaut has moved 11 m?
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