2) A Cu wire carries a current I = 1.0 MAmp. Calculate the number of electrons per second that pass by any given point in the wire, per unit time. Show your work, and choose from the best answer below. A) dn/dt = 1.6 x 10 30 electrons/sec B) dn/dt = 0.625 x 10' 10'3 electrons/sec C) dn/dt = 3.75 x 106 electrons/sec D) dn/dt = 6.25 x 10 electrons/sec %3D

College Physics
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Chapter30: Atomic Physics
Section: Chapter Questions
Problem 1PE: Using the given charge-to-mass ratios for electrons and protons, and knowing the magnitudes of their...
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2) A Cu wire carries a current I = 1.0 MAmp. Calculate the number of electrons per second that
pass by any given point in the wire, per unit time. Show your work, and choose from the best
answer below.
A) dn/dt = 1.6 x 10
30
electrons/sec
B) dn/dt = 0.625 x 10'
10'3
electrons/sec
C) dn/dt = 3.75 x 106
electrons/sec
D) dn/dt = 6.25 x 10
electrons/sec
%3D
Transcribed Image Text:2) A Cu wire carries a current I = 1.0 MAmp. Calculate the number of electrons per second that pass by any given point in the wire, per unit time. Show your work, and choose from the best answer below. A) dn/dt = 1.6 x 10 30 electrons/sec B) dn/dt = 0.625 x 10' 10'3 electrons/sec C) dn/dt = 3.75 x 106 electrons/sec D) dn/dt = 6.25 x 10 electrons/sec %3D
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