The electric field in the region defined by the y-z plane and the positive x axis is given by E = ax, where a is a constant. (There is no field for negative values of x.) As x increases in magnitude, relative to V = 0 at the origin, the electric potential in the region defined above is
a. a decreasing function proportional to ?|x2|.
b. a decreasing function proportional to ?|x|.
c. constant.
d. an increasing function proportional to +|x|.
e. an increasing function proportional to +|x2|.
a
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How does the mass of Jupiter compare with that of the other planets?
A) It is slightly larger and more massive than Saturn. B) It is similar to that of the Earth and Venus. C) It is twice as massive as all other planets combined. D) It is almost as massive as Saturn. E) It is about a tenth the mass of the Sun.
An accelerator that slams particles moving in opposite directions into one another is called a ___________.
A. collider B. synchrotron C. linear accelerator D. storage ring E. de Broglie modulator
As an airplane flying with constant velocity moves from a cold air mass into a warm air mass, the Mach number
1.increases. 2.decreases. 3.remains the same.
What is the equivalent resistance between points a and b when R = 30 ??
a.
27 ?
b.
21 ?
c.
24 ?
d.
18 ?
e.
7.5 ?