Light of wavelength 0.50 ?m illuminates a soap film (n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normally on it?
What will be an ideal response?
94. nm
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Carbon dioxide and water molecules in the atmosphere will absorb:
a. infrared light. c. ultraviolet light. b. visible light. d. radio waves.
A series LC circuit contains a 100-mH inductor, a 36.0-mF capacitor and a 12-V battery. The frequency of the electromagnetic oscillations in the circuit is
A. 5.73 × 10?4 Hz. B. 9.55 × 10?3 Hz. C. 0.442 Hz. D. 2.65 Hz. E. 44.0 Hz.
The centripetal acceleration on an object in uniform circular motion
A. is directed tangent to the circle B. points away from the center of the circle C. points toward the center of the circle
Control rods are inserted into a nuclear reactor when you want the nuclear reaction rate to ________.
Fill in the blank(s) with the appropriate word(s).