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A flat observation screen is placed at a distance of 4.5 m from a pair of slits. The separation on the screen between the central bright fringe and the first-order bright fringe is 0.043 m. The light illuminating the slits has a wavelength of 497 nm. Determine the slit separation.
A converging lens with a diameter of 26.00 cm forms an image of a satellite passing overhead. The satellite has two green lights (wavelength 500 nm) spaced 1.24 m apart.
A sledge loaded with bricks has a total mass of 17.8 kg and is pulled at constant speed by the rope inclined at 20.4° above the horizontal. The sledge moves a distance of 20.7 m on a horizontal surface. The coefficient of kinetic friction between ..
What is the centripetal acceleration of a helicopter flying in a horizontal circle of a diameter 510 m at a speed of 120 m/s
Pool players often pride themselves on their ability to impart a large speed on a pool ball. At what speed did his pool ball hit the ground
Two capacitors give an equivalent capacitance of 10.00 pF when connected in parallel and an equivalent capacitance of 1.55 pF, What is the capacitance of each capacitor
An object with mass 0.180kg is acted on by an elastic restoring force with force constant 10.5N/m. What is the amplitude of oscillation
assuming that water has a density of exactly 1 g/cm3. Find the mass of one cubic meter of water in Kilograms
A rescue helicopter lifts a 80 kg person straight up by means of a cable. The person has an upward acceleration of 0.70 m/s2, How much work is done by the tension in the cable
An Shot putter throw the shot from a height of 2m over the ground with the speed of 15m/s in the direction 36,9° upwards. What is the speed of the shot when it lands
A shop sign weighing 245-N is supported by a uniform 155-N bean. Find out the tension in the guy wire, and the horizontal and vertical forces exerted by the hinge on the bean.
A ball is thrown vertically upward with a speed of 15.0 m/s. (a) How high does it rise? m (b) How long does it take to reach its highest point? s (c) How long does the ball take to hit the ground after it reaches its highest point? s (d) What is i..
A two-slit pattern is viewed on a screen 1.05 m from the slits. If the two third-order minima are 25.0 cm apart, what is the width of the central bright fringe
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