Which of the following statements is false?
A) When there is no electric field in a wire,the free electrons move in random directions with speeds of the order of 106 m/s.
B) By convention,electrons move in the direction opposite to the direction of current.
C) In the absence of an electric field,the average velocity of the electrons in a wire is very large.
D) The drift velocity of electrons in a typical metal is very small.
E) The motion of the free electrons in a metal is similar to that of the molecules of a gas.
Correct Answer:
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