A particle (charge = 5.0 ?C) is released from rest at a point x = 10 cm. If a 5.0-?C charge is held fixed at the origin, what is the kinetic energy of the particle after it has moved 90 cm?
a. 1.6 J
b. 2.0 J
c. 2.4 J
d. 1.2 J
e. 1.8 J
b
You might also like to view...
What does the Moon's low density suggest about its internal structure?
A. The Moon's iron core is smaller relative to Earth's. B. The lunar interior has not differentiated. C. The Moon's crust is very thick and poor in iron. D. The lunar mantle extends to the center of the Moon.
What makes a transition from a higher energy state to a lower energy state when aphoton is emitted by an atom?
a) electron b) proton c) photon d) graviton e) neutron
Perform the operation of 147.02/0.338, and report the result with the proper number of significant figures in standard powers-of-10 notation
The "redshift" of a galaxy refers to the rate
A) at which is receding. B) at which it is approaching. C) at which it is spinning. D) of its fusion.