Force on a Moving Charge: A positive charge is moving to the right and experiences an upward magnetic force, as shown in the figure. In which direction must the magnetic field have a component?
A. to the right
B. to the left
C. upward
D. out of the page
E. into the page
Answer: E
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What will be an ideal response?
A charge is placed on a spherical conductor of radius r1. This sphere is then connected to a distant sphere of radius r2 (not equal to r1) by a conducting wire. After the charges on the spheres are in equilibrium,
A.
B.
C.
D.
.E.
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The ____________________ is a region around a star where liquid water can exist
Fill in the blank(s) with correct word