If the average time between collisions of electrons in Copper is 2.5 \times 10^{-14} { s} and the average speed of the free electrons is 1.6 \times 10^6 {\m} \/ { s}, then the mean free path of the electrons will be

CUSAT 2022 BTech Solved Paper Shift 4

Question : 13 of 200

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If the average time between collisions of electrons in Copper is 2.5×10−14 s and the average speed of the free electrons is 1.6×106m∕ s, then the mean free path of the electrons will be

4×10−8m
4×10−8‌cm
4×108m
4m

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