Two long parallel wires placed side-by-side on a horizontal table carry identical size currents in opposite directions. The wire on your right carries current toward you, and the wire on your left carries current away from you
From your point of view, the magnetic field at the point exactly midway between the two wires A) points upward.
B) points downward.
C) points toward you.
D) points away from you.
E) is zero.
B
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Potential of Point-Charges: Point charges +4.00 ?C and +2.00 ?C are placed at the opposite corners of a rectangle as shown in the figure. What is the potential difference VA - VB? (k = 1/4??0 = 8.99 × 109 N ? m2/C2) 
A. +203 kV B. -203 kV C. -22.5 kV D. +22.5 kV E. 0.00 kV
A triatomic molecule is oriented as follows along the x-axis: mass m is at the origin, mass 2m is at x = a, and, mass 3m is at x = 2a. What is the moment of inertia of this molecule about the y-axis?
A) 2ma2 B) 3ma2 C) 12ma2 D) 14ma2
The difference between speed and velocity is that ________
A) velocity is calculated using a physics equation B) velocity is the same as acceleration but speed is different C) they are expressed in different units D) velocity also includes a direction
The oblateness of the jovian planets' disks is caused by their ________
Fill in the blank(s) with correct word