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From a cliff that is 8.2 m above a lake, a young woman (mass 42 kg) jumps from rest, straight down into the water. At the instant she strikes the water, what is her de Broglie wavelength?

13 years ago

Answers

Elena
v =sqrt(2•g•h) =
= sqrt(2•9.8•8.2) =12.7 m/s.
p= m•v = 42•12.7=532.5 kg•m/s,
λ=h/p = 6.63•10^-34/532.5 = 1.24•10^-36 m
13 years ago

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