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As an admirer of Thomas Young, you perform a double-slit experiment in his honor. You set your slits 1.19 mm apart and position your screen 3.11 m from the slits. While Young had to struggle to achieve a monochromatic light beam of sufficient intensity, you simply turn on a laser with a wavelength of 639 nm. How far on the screen are the first bright fringe and the second dark fringe from the central bright fringe? Express your answers in millimeters.
q1. a book with a mass of 2.0 kg is held in equilibrium on a board with a slope of 60.0 degrees by a static frictional
While running a marathon, a long-distance runner uses a stopwatch to time herself over a distance of 100. How long will it take her to run a mile at this speed
A jet plane is flying with a constant speed along a straight line, at an angle of 35.0 ° above the horizontal. What is the magnitude of the thrust force
circuit consists of a battery connected to three resistors (70 Ohms, 30 ohms, and 160 ohms) in parallel. The total current through the resistors is 1.9A. What is current through each resistor
A man of mass 73.9 kg and density 970 kg/m3 stands in a shallow pool with 33.5 % of the volume of his body below water
A 5.60 kg of mass is pressed against a spring with a spring constant of 12500 N/m. how high above the ground does it go before coming to a stop
A uniform steel bar swings from a pivot at one end with a period of 1.1s How long is the bar
A 55-kg vampire and 171-kg werewolf clash during the Feat of Strength part of the annual celebration of Festivus. The werewolf velocity just before the clash is 5 m/s and is directed upwards, while the vampire velocity at the moment of the collisi..
A toroidal solenoid with mean radius r and cross-sectional area A is wound uniformly with N1 turns. A second toroidal solenoid with N2 turns is wound uniformly on top of the first, so that the two solenoids have the same cross-sectional area and m..
A wooden raft has a mass of 65 kg. When empty it floats in water (density 1000 kg/m3) with 41percent of its volume submerged. What mass of sand can be put on the raft without it sinking.
A basketball (m = 0.60 kg) is dropped from rest. Just before striking the floor, At what height was the basketball dropped
A heat engine operates between a high-temperature reservoir at 610K and a low-temperature reservoir at 320K. What is the net change in entropy as a result of this cycle?
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