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AP® Physics 1 & 2

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Identifying Particle By Matter Wave Wavelength

APPH12-HYEVOL

A particle is accelerated by a potential difference to a speed of 2,200 kilometers per second.

The wavelength of the resulting matter wave is determined to be $3.31\times { 10 }^{ -10 }\text{ m}$.

Which of the following choices are possible options for the type of particle?

Choose TWO answers.

A

Electron

B

Muon

C

Positron

D

Proton