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A Young's interference experiment is performed with blue-green argon laser light. The separation between the slits is 0.404 mm, and the interference pattern on a screen 3.12 m away shows the ?rst maximum 3.19 mm from the center of the pattern.
What is the wavelength of argon laser light? Answer in units of nm.
A friend of yours is loudly singing a single note at 400 Hz as driving toward you at 250 m/s on a day when the speed of sound is 340 m/s
q1. a 3.3 block of wood sits on a table. a 3.0 bullet fired horizontally at a speed of 480 goes completely through the
A straight wire of length l is oriented esast-west and is in a magnetic field B pointing north. what is the current through the rod
A top spinning at 4.00 rev/s comes to a stop in 64.0 seconds. Assume that the top slows down at a constant rate. How many revolutions does it make before coming to a stop
Incident photons strike a soduim surface having a work function of 2.2 eV, causing photoelectric emission. What is the wavelength of the incident photons
A express train travels along a straight line between two stations, A and D. Stations B and C are spaced evenly along the line between A and D. The engineer leaves A and accelerates at a constant rate until he passes station B
An object of mass 2.5 kg on a table is connected to a hanging object of mass 11.2 kg by means of a string via a pulley. Caculate the acceleration of the system
A boy on board a cruise ship drops a 30.0 g marble into the ocean. what is the terminal speed of the marble
Three equal positive point charges of magnitude Q = 6.00? C are located at three corners of a square of edge length d = 2.6 cm. A negative charge -18.00? C is placed on the fourth corner.
A very massive object -almost innitely massive - moving with velocity v1 = 100m/s hits a very light object - "massless" - at rest. What is the final velocity of the very light object
A 3 kg block slides along a frictionless surface at 1.0 m/s. A second block, sliding at a faster 5.0 m/s, What is the mass of the second block
What is the magnitude of the acceleration of an electron at a point where the electric field has magnitude 6656 N/C and is directed due east?
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