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In a location where the speed of sound is 346 m/s, a 2000 Hz sound wave impinges on two slits 30 cm apart.
(a) At what angle is the first-order maximum located?
(b) If the sound wave is replaced by 2.00 cm microwaves, what slit separation gives the same angle for the first-order maximum?
(c) If the slit separation is 1.00 µm, what frequency of light gives the same first-order maximum angle?
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Your television picture is created by 480 horizontal lines of pixels, arranged on a screen of total height h. Calculate this ratio D/h of minimum viewing distance to screen height
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A person walks first at a constant speed of 5.10 m/s along a straight line from point to point and then back along the line from to at a constant speed of 2.95 m/s. (a) What is her average speed over the entire trip? (b) What is her average veloci..
Four closed surfaces, S1 through S4, together with the charges %u22122Q, Q, Find the electric flux through each surface
A 40 kg skateboarder (Ms) on a 3 kg board (Mb) is training with two 5 kg weights (Mw). How fast is he propelled in the opposite direction after the weights are thrown
The pressure and volume of this gas are kept constant, while the number of molecules is doubled. Illustrate what is the final translational rms speed of the molecules?
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