The linear momentum of a 100.0 kg object moving around a 30.0 m circle at a constant speed of 2.20 m/s is
a. 0.0 N
b. 220 N
c. 242 N
d. 6600 N
b
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What will be an ideal response?
Potential: How much work must we do on an electron to move it from point A, which is at a potential of +50 V, to point B, which is at a potential of -50 V, along the semicircular path shown in the figure? Assume the system is isolated from outside forces. (e = 1.60 × 10-19 C)
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Which theory best describes today's current thinking about the birth of a solar system?
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