52. Hubble\'s Law states that: A. If the universe is infinitely large and unchan

Question

52. Hubble's Law states that: A. If the universe is infinitely large and unchanging so there are an infinite number of stars, then the night sky should not be dark B. Telescopes positioned in space orbit with Sinusoidally varying velocity C. the rate of radioactive decay is given by the mass of a nucleus D. the universe is expanding such that more distant objects are moving apart more quickly E. Any signal can be decomposed into a set of sine waves with different amplitudes and frequen- cies 53. Which of the following is not involved in X-Ray Imaging, MRI or PET? A. Protons B. Gamma Rays C. Electrons D. Neutrons E. X-Rays 54. The amount of light in each pixel in a Liquid Crystal Display (LCD) is controlld using the principle of: A. Refraction B. Polarization C. Dispersion D. Diffraction E. Interference

Explanation / Answer

52)

Hubble's law is the statement in physical cosmology that the redshift in light coming from distant galaxies is proportional to their distance.

Thus the correct option is (D).

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