Laser beam of wavelength
A laser beam of wavelength 537 nm is incident on two slits 0.263 mm apart. How far apart are the bright interference fringes on a screen 7.59 m away from the double slits?
Answer in units of cm.
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An electron confined in a one-dimensional box is observed, at different times, to have energies of 12 {rm eV}, 27 {rm eV}, and 48 {rm eV}. What is the minimum length of the box?
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Suppose you walk 3.97 m down a 30° incline while holding a 1.05 kg block. The 3.97 m distance is measured as a displacement along the incline; not as a vertical change in height. How much work do you do on the block as you walk down the inclin
Waves from a radio station have a wavelength of 358 m. They travel by two paths to a home receiver 15.7 km from the transmitters. One path is a direct path, and the second is by reflection from a mountain directly behind the home receiver. What is
If you weigh 700N on the earth, what would you weigh on the surface of a neutron star that has the same mass as our sun and a diameter of 20.0 ?
During a circus performance, a 71-kg human cannonball is shot out of an 17-m-long cannon. If the human cannonball spends 1.04 s in the cannon, determine the average net force exerted on him in the barrel of the cannon.
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