A 1.0-C charge is 15 m from a second charge, and the force between them is 1.0 N. What is the magnitude of the second charge?
A) 25 C
B) 1.0 C
C) 10 nC
D) 0.025 C
E) 25 nC
E
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Polarization: For a beam of light, the direction of polarization is defined as
A. the beam's direction of travel. B. the direction of the electric field's vibration. C. the direction of the magnetic field's vibration. D. the direction that is perpendicular to both the electric and magnetic field vectors.
A driver in a car traveling at slams on the brakes and skids to a stop. If the coefficient of friction between the tires and the level road is 0.80, how long will the skid marks be?
A) 37 m B) 30 m C) 46 m D) 34 m
When the isotope bismuth-213 emits an alpha particle, what new element results?
A) lead B) platinum C) polonium D) thallium
Determine the resistance R when I = 1.5 A
a.
40 ?
b.
8.0 ?
c.
85 ?
d.
28 ?
e.
32 ?