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If 730nm and 660nm light passes through two slits 0.61mm apart, how far apart are the second-order fringes for these two wavelengths on a screen 1.5m away?
Red light of wavelength 633nm from a helium-neon laser passes through a slit 0.370mm wide. What is the width of the central bright fringe?
Find the buoyant force for the two objects when they are placed into water, Next, find the percent difference between the two buoyant forces
A sphere is hung by a string from the ceiling of a car. Determine the acceleration of the car when θ = 11.0 degree
question1a source emits 531.62-nm and 531.81-nm light.awhat least number of grooves is required for a grating that
A tennis ball is served horizontally at a height of 2.40 m, 12.0 mfrom a net that is 0.900 m high. (a) If it is to clear the net byat least 0.200m, what is its minimum initial velocity? (neglect airresistance) (b) if it clears the net by 0.200m, ..
consider two planes separated by 10m one with a charge of 5cm2 and the other -5cm2. what is the magnitude of the
A person walks up a stalled 14 m long escalator in 81 s. When standing on the same escalator, now moving, the person is up in 48 s. How much time would it take that person to walk up the moving escalator?
A wagon is being pulled up a hill by a running child. Derive the work done by friction on the wagon
what is the magnitude of the electric field strength E such that an electron, What elecric field strength E is required if the electron is replaced by a proton
A pipe open only at one end has a fundamental frequency of 256 Hz. A second pipe, initiallyidentical to the first pipe, is shortened by cutting off a portionof the open end.
A ship travels 155 km from the port on a course of 35 degrees south of west to an island, then it travels 142 km east of south to a second island, Find the displacement from the starting point to the ending point
A coin is placed on a turntable 13 cm from the center. A lump of clay placed behind the coin prevents it from sliding backwards , How long will it take before the coin begins to slide radially
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