What are the two fundamental laws that lie at the heart of quantum mechanics?
A) the uncertainty principle and the exclusion principle
B) the absoluteness of the speed of light and the equivalence principle
C) the law of conservation of energy and the electromagnetic force law
D) the law of conservation of angular momentum and the law of conservation of energy
A
You might also like to view...
From 1979 to 1999 Pluto was closer to the sun than
a. Earth. b. Uranus. c. Neptune. d. Saturn. e. Jupiter
The Ptolemaic model of the solar system was useless for predicting planetary positions
Indicate whether the statement is true or false
A satellite moves east, taken as the positive x axis direction, at a speed of 0.5c and a spaceship moves toward it (to the west) at a speed of 0.8c as measured by an observer on the Earth. The speed of the satellite measured by an observer in the spaceship is
a. 8.7c. b. 0.21c. c. ?0.21c. d. 0.93c. e. ?0.93c.
If a = 60 cm, b = 80 cm, Q = ?6.0 nC, and q = 6.0 nC, what is the magnitude of the electric field at point P in the figure?
a.
65 N/C
b.
55 N/C
c.
60 N/C
d.
52 N/C
e.
67 N/C