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Two narrow slits are illuminated by a laser with a wavelength of 549nm. The interference pattern on a screen located x = 4.50m away shows that the third-order bright fringe is located y = 6.60cm away from the central bright fringe. Calculate the distance between the two slits.
mass-spring system can oscillate with simple harmonic motion because a compressed or stretched spring has which kind of energy.
A ray of light, traveling in the air, strikes the surface of mineral oil at an angle of 27.9 degrees with the normal to the surface. What is the angle of refraction
A proton in a large accelerator has a kinetic energy of 175 GeV. Find the speed of the proton
A spring is hung from the ceiling. A 0.322 -kg block is then attached to the free end of the spring. Find the angular frequency of the block's vibrations
A jet flying at 136 m/s banks to make a horizontal circular turn. Calculate the magnitude of the necessary lifting force
the current in a 30 meter wide river is 3 m/s towards the north. If you need to move straight across the river, how far downstream do you reach the shore
A wheel is spinning clockwise at a 10 revolutions per second at t = 0. Due to friction in the bearings supporting the axle, the wheel slows down, losing 0.500 revolutions per second in angular velocity each second, until it comes to rest.
A boy throws a 1.5 kg rock upward. To do so the boy applies a constant 38.5 N force upwards on the rock from point a to point b. after that the rock continues upward to its highest height at point c.
A concave mirror (R = 64 cm) is used to project a transparent slide onto a wall. The slide is located at a distance of 40.0 cm from the mirror, How far from the wall should the mirror be located
Two identical capacitors are connected in series to a battery. What is the magnitude of the charge on each plate
Two objects are thrown from the tope of a 10m tall builing. The first objects is thrown upwards with a velocity of 15 m/s, Determing the speed of both objects just before they hit the ground
A satellite is in orbit about Earth. Its orbital radius is 5.47×107 m. The mass of the satellite is 8913 kg, Determine the orbital speed of the satellite
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