A certain kind of glass has nblue = 1.650 for blue light and nred = 1.610 for red light. If a beam of white light (containing all colors) is incident at an angle of 60.0°, what is the angle between the red and blue light inside the glass?
a. 0.45.0°
c. 1.81°
b. 0.22.3°
d. 0.882°
D
Physics & Space Science
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As we become older, the frequency range of human hearing
A) decreases. B) increases. C) remains relatively constant.
Physics & Space Science
A 75-N object is pulled on a horizontal surface by a horizontal pull of 50 N to the right. The friction force exerted on this object is 30 N to the left. What is the acceleration of the object?
A) 0.27 m/s2 B) 1.1 m/s2 C) 2.6 m/s2 D) 11 m/s2
Physics & Space Science
Relative to the stars, the Moon moves about ____ eastward in the sky each night
a. 1° b. 5° c. 13° d. 27.3° e. 29.5°
Physics & Space Science
Spherical Mirrors: An object is 50 cm from a concave mirror of radius of curvature of magnitude 60 cm. How far is the image from the mirror?
A. 19 cm B. 35 cm C. 60 cm D. 75 cm E. 120 cm
Physics & Space Science