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In a Young's double slit experiment, the seperation between the slits is 1.20x10-4m; and the screen is located 3.50 m from the slits. The distance between the central bright fringe and the second-order bright fringe is 0.0415 m. What is the wavelength of the light used in this experiment?
Consider a cloud that, when viewed from a point on the surface, occupies the portion of the sky defined by: pi/4
You have a concave spherical mirror with a 13.3-cm radius of curvature. You place an object on the mirror's axis, How far is the object's image from the mirror
Two metal rods, one silver and the other gold, are attached to each other. The free end of the silver rod is connected to a steam chamber, How much heat flows through the two rods in 60 s
A high energy photon is scattered at an angle of ?=180.0° from an electron that is initially at rest. Find the energy of the incident X-ray photon
A car traveling at a constant speed of 27.0 m/s passes a trooper hidden behind a billboard. From the intersection of the two curves, read the time at which the trooper overtakes the car
1-µC point charge is located at x = 1.1 m, y = 2.8 m, and a -3.9-µC point charge is located at x = 2.3 m, y = -1.9 m. Find the magnitude and direction of the electric field at x.
A 55.0-kg child takes a ride on a Ferris wheel that rotates four times each minute and has a diameter of21.0 m. What is the centripetal acceleration of the child
A projectile is fired straight upward at 141 m/a. how fast is it moving at the instant it reaches the top of its trajectory? Assume in its place that it was fired upward at 45. What would be its speed at the top of its trajectory.
1. an atom has 8 protons and 17 nucleons. if it undergoes beta - decay what are the number of protons and neutrons
In a local bar, a customer slides an empty beer mug down the counter for a refill. The height of the counter is 1.16 m. find With what velocity did the mug leave the counter
At point A, 3,00 m from a small source of sound that is emitting uniformly in all directions, the sound level is 53.0 dB. what is the intensity of the sound at point A
Suppose you have a spherical balloon filled with air at room temperature and 1.0 atm pressure; its radius is 18cm, what's the balloon's new radius
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