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The second-order dark fringe in a single-slit diffraction pattern is 1.40 mm from the center of the central maximum. Assuming the screen is 94.2 cm from a slit of width 0.600 mm and assuming monochromatic incident light
Calculate the wavelength of the incident light.
In a television picture tube, electrons strike the screen after being accelerated from rest through a potential difference of 20000 V. find the electron speed just before the electron strikes the screen
Estimate the initial speed of that car assuming a level road.What would be the equilibrium temperature when a 252 block of copper at 275 is placed in a 136 aluminum calorimeter cup containing 807 of water at 14.90.
A 0.150 kg ball is going around in a vertical circle of radius R = 0.300 m at constant speed v. The ball is attached to a mass less ideal string which is attached to a fixed pivot point. If the tension F in the string is greater than 125 N, the st..
A gry is an old English measure for length, defined as 1/10 of a line, where line is another old English measure for length, defined as 1/12 inch. A common measure for length in publishing business is a point, defined as 1/72 inch. What is an area..
A 100 meter length of steel changes temperature by 30 C during the course of a day. If the coeffcient of thermal expansion of steel is 12 parts per million per C, what is the change in length of the steel
Water is flowing through a circular hole in a large, open tank at a rate of 126 ml / s. The hole is 3.75 meters below the surface of the water in the open tank. The area of the hole is 4 cm2
q1. according to the guinness book of world records 1990 edition p. 169 the highest rotary speed ever attained was 2010
Find the speed an alpha particle requires to come within 2.6 ? 10-14 m of a uranium nucleus
suppose that no heat is lost to the surroundings, what is the situation when termal equilibrium is reached.
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 60.0 degrees above the horizontal. The rocket is fired toward the ground 11.0-m high wall, which is located 27.0 m away. By how much does the rocket clear the top of the wa..
It's possible to use the ideal-gas law to show that the density of the earth's atmosphere decreases exponentially with height, What is the weight of a column of air
q1. a tank with a volume of 0.150 m contains 27.0 degrees celsius helium gas at a pressure of 100 atm. how many
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