In the two-slit experiment, monochromatic light of wavelength 600 nm passes through a pair of slits separated by 2.20 × 10-5 m. What is the angle corresponding to the second dark fringe?
A) 4.70°
B) 3.51°
C) 3.94°
D) 1.17°
E) 2.35°
E
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A solution with a pH of 8 is
a. strongly acidic. b. weakly basic. c. strongly basic. d. weakly acidic.
From your local latitude, what is the declination of a star that appears on the southern horizon (0° altitude)?
A non-uniform meter stick is found to balance on a knife edge at the 60-cm mark. Where is the center of gravity of the meter stick?
a. at the 40-cm mark b. at the 45-cm mark c. at the 50-cm mark d. at the 55-cm mark e. at a position not given
What is the Physics Primer?
A. A set of mathematics topics that are relevant to introductory physics courses. B. A list of the most important formulas used in introductory physics courses. C. A detailed explanation of all of the mathematics you will use in your introductory physics course. D.A tutorial of the most important physics concepts covered in introductory physics courses