The fact that a particle cannot be precisely localized is the
a. photoelectric effect.
b. uncertainty principle.
c. principle of a hologram.
d. principle of a laser.
e. reason why photons are emitted.
b
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The Moon's crust is thicker on the side facing Earth
a. True b. False Indicate whether the statement is true or false
Self-Inductance: A coil with a self-inductance of 6.0 H has a constant current of 2.0 A flowing through it for 2.0 s. What is the emf induced in this coil?
A. 6.0 V B. 12 V C. 0.0 V D. 4.0 V E. 8.0 V
If the graph of the position as a function of time for an object is a horizontal line, that object cannot be accelerating
A) True B) False
The star Thuban in Draco
A) was an excellent north pole star in 3,000 BC. B) lies halfway between the bowls of the Big and Little Dippers. C) is used to locate the vernal equinox. D) is brighter than Polaris. E) lies as the center of the precession cycle.