A Proton and an Electron Each Have the Same De

question 10

Multiple Choice

A proton and an electron each have the same de Broglie wavelength.(i) Which has the lower speed,and (ii) which has the lower kinetic energy?

• A) (i)the electron,(ii)the electron
• B) (i)the electron,(ii)Either one can have the greater kinetic energy.
• C) (i)the proton,(ii)Either one can have the greater kinetic energy.
• D) (i)the proton,(ii)the proton

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