Potential: After a proton with an initial speed of 1.50 × 105 m/s has increased its speed by accelerating through a potential difference of 0.100 kV, what is its final speed? (e = 1.60 × 10-19 C , mproton = 1.67 × 10-27 kg)
A. 4.56 × 105 m/s
B. 2.04 × 105 m/s
C. 3.55 × 105 m/s
D. 8.80 × 105 m/s
E. 1.55 × 106 m/s
Answer: B
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A) top string. B) bottom string. C) top or bottom string equally.
A solid block of metal is placed in a uniform electric field. Which statement is correct concerning the electric field in the block's interior?
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A measurement of an electron's speed is 2.0 × 106 m/s and has an uncertainty of 10%. What is the minimum uncertainty in position?
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The fact that the properties of the Universe are close to the dividing line between open and closed Universes refers to the _______________ problem
Fill in the blank(s) with correct word