Force on a Moving Charge: A charged particle moving along the +x-axis enters a uniform magnetic field pointing along the +z-axis. Because of an electric field along the +y-axis, the charge particle does not change velocity. What is the sign of this particle?
A. positive
B. negative
C. The particle could be either positive or negative.
D. None of these choices is correct.
Answer: C
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The bright side of the waxing crescent moon is toward the ______________
Fill in the blank(s) with correct word
A 50.0-kg satellite is in a circular orbit about a planet. The potential energy of the orbit is -4.00 × 107 J. What is the speed of the satellite?
A) 1.26 km/s B) 2.11 km/s C) 1.44 m/s D) 3.22 km/s E) 894 m/s
Planet Z-34 has a mass equal to one-third that of Earth and a radius equal to one-third that of Earth
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