Single-slit fraunhofer diffraction pattern
In a single-slit Fraunhofer diffraction pattern, which fringe number has a peak intensity that is 0.5 percent of the central fringe intensity?
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The disk in a computer hard drive spins at 7200 rpm. At the radius of 30 mm, a stream of data is magnetically written on the disk, and the spacing between data bits is 25 µm. Determine the number of bits per second that pass by the read/writ
How would the pattern be if instead of one slit, there were two slits, each 0.02mm wide, separated by 0.2mm. Again assume that the slits are vertical.
Suppose that the average number of airline crashes in a country is 1.9 per month.
Calculate the total work output, ideal efficiency, mean effective pressure and the theoretical power output at a peak 5800 rpm (assuming 3 of the 6 cylinders are delivering the power stroke during each cycle).
If you know the temperature of a star how would you find its wavelength? Say the temperature of a star is 30000K what is its wavelength?
A piston-cylinder device contains 6kg of H2 and 21 kg of N2 at 160 K and 5 MPa. Heat is now transferred to the device, and the mixture expands at constant pressure until the temperature rises to 200 K.
Derive an equation relating y to the fiber volume fraction and the fiber surface/volume ratio. Make a plot of y vs fiber volume fraction for single-walled carbon nanotubes (~1.3 nm).
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Which term does the American Academy of Pediatrics (AAP) use for the collective issues that health-care providers see in many adolescent patients today
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