In the two-slit experiment, monochromatic light of frequency 5.00 × 1014 Hz passes through a pair of slits separated by 2.20 × 10-5 m. (c = 3.00 × 108 m/s)
(a) At what angle away from the central bright spot does the third bright fringe past the central bright spot occur?
(b) At what angle does the second dark fringe occur?
(a) 4.69° (b) 2.34°
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The constellations were created by the Greeks
Indicate whether the statement is true or false
The Jovian planets formed beyond the _______________, where water vapor, methane, and ammonia could freeze to form ice particles
Fill in the blank(s) with correct word
Via the rotation curve method, we can estimate the mass of galaxies like M31 from
a. Doppler shifts of material at the edge of its disk and computing P = 2?r/v. b. the distances of the Doppler shift points from its center. c. Doppler shifts of material at the edge of its disk and computing P = 2?r/v and the distances of the Doppler shift points from its center. d. It is impossible to estimate the mass of M31.
An avalanche of ice and snow of mass 1 500 kg slides a vertical distance of 190 m down a mountainside. If the temperature of the ice, snow, mountain and surrounding air are all at 0°C, what is the change in entropy of the universe?
a. 2.05E+4 J/K b. 1.02E+4 J/K c. 5.12E+3 J/K d. 3.41E+3 J/K e. 1.04E+3 J/K