Electromagnetic waves can be produced by
A) electric charges moving with constant velocity.
B) electric charges at rest.
C) electric charges in accelerated motion.
D) All of the previous answers are correct.
E) None of the previous answers is correct.
Question 2
A 0.330-kg volleyball is thrown vertically downward with a speed of 0.150 m/s. It takes it 0.0655 s to reach the ground. What is the magnitude of its momentum just before it hits the ground?
A) 0.212 kgm/s
B) 0.262 kgm/s
C) 0.163 kgm/s
D) 0.0216 kgm/s
E) 0.0418 kgm/s
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