Monochromatic light of wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed at 32.0°, what is the total number of maxima can be seen?
A) 5
B) 7
C) 10
D) 11
E) 8
D
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In the double-slit experiment, the entire matter field or EM field instantaneously collapses to the single interaction point when the field interacts with the screen. This is an example of
A) quantum annihilation. B) quantum tunneling. C) quantum uncertainty. D) quantum interference. E) quantum nonlocality.
Within the boundaries of the constellations Coma and Virgo are found:
A) all the galaxies in the Local Group. B) the most distant known quasars. C) the largest nearby superclusters of galaxies. D) the closest red dwarfs to the Sun. E) the Large and Small Magellanic Clouds.
A person on a diet loses 1.6 kg in a week. How many micrograms/second (?g/s) are lost?
A) 2.6 × 103 ?g/s B) 1.6 × 105 ?g/s C) 44 ?g/s D) 6.4 × 104 ?g/s
What is the initial direction of the magnetic force acting on the particle in each case?
A. Forward
B. Backward
C. Rightward
D. Leftward
E. Into the paper
F. Out of the paper
T. (Zero force)