If the current in a wire is halved, what effect does this have on the electron drift velocity in the wire?
a. It decreases by a factor of two.
c. It stays the same.
b. It increases by a factor of four.
d. It doubles.
A
Physics & Space Science
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Fill in the blank(s) with correct word
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By how much is the energy stored in a Hooke's law spring increased when its stretch is increased from 4.00 cm to 8.00 cm?
a. 100% c. 300 % b. 200% d. The correct answer is not given.
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Uniform motion is any motion at constant speed
Indicate whether the statement is true or false
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