Chromatic aberration occurs in a ________ telescope when __________
a. reflecting; different colors of light do not focus at the same point
b. refracting; different colors of light do not focus at the same point
c. reflecting; light of different wavelengths get absorbed by the mirror
d. refracting; light of different wavelengths get absorbed by the lens
b
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The rise of life on the planet Earth some 4 billion years ago was made possible, in part, by the plentiful oxygen in Earth's early atmosphere
Indicate whether the statement is true or false
Monochromatic light (? = 500 nm) is incident on a soap bubble (n = 1.40). What is the wavelength of the light (in nm) in the bubble film?
A. 255 B. 500 C. 700 D. 357 E. 422
Where is the Sun located relative to a planet's orbit about it?
a. at the center of the orbit, which is a circle b. at the center of the orbit, which is an ellipse c. at one focus of the ellipse which forms the orbit d. none of the above
Light of wavelength 105 nm falls on a metal surface for which the work function is 5.00 eV
What is the minimum de Broglie wavelength of the photoelectrons emitted from this metal? (h = 6.626 × 10-34 J ? s = 4.14 × 10-15 eV ? s, c = 3.00 × 108 m/s, mel = 9.11 × 10-31 kg, 1 eV = 1.60 × 10-19 J) A) 0.66 nm B) 0.47 nm C) 0.24 nm D) 0.94 nm E) 0.33 nm