If two electrons are at rest a short distance apart, the electromagnetic forces they exert on each other will be
A) electric but not magnetic. B) zero.
C) magnetic but not electric. D) both electric and magnetic.
A
You might also like to view...
How do astronomers detect the movement of galaxies?
A. the steady dimming of the galaxy's light B. the disappearance of the most distant galaxies as they move past the cosmic horizon C. the shift in spectral lines of the galaxies D. the rapid brightening of the galaxy's light
The energy of an ultraviolet photon is more than the energy of an infrared photon
Indicate whether the statement is true or false
The centroid of the semicircular segment shown in the figure below (b 5 6 in.) is at coordinates (x, y)(in.):
(A) 4.5, 3.0
(B) 6.0, 4.0
(C) 5.5, 3.5
(D) 6.0, 3.23
What might have made the original solar nebula begin to contract?
A) the Big Bang B) the formation of our arm of the Milky Way C) the shock wave from a nearby exploding star D) interstellar magnetism generated by pulsars E) the large amount of angular momentum in the nebula