Which Statement Regarding Millikan's Oil Drop Experiment Is True

question 137

Multiple Choice

Which statement regarding Millikan's oil drop experiment is true?

• A)X-rays removed electrons from fine oil droplets to produce cations.
• B)The rate at which charged oil droplets fell in an adjustable magnetic field was related to the charge on an electron.
• C)The rate at which charged oil droplets fell in an adjustable electric field was related to the charge on an electron.
• D)The rate at which ionized N₂ and O₂ molecules fell between electrically charged metal plates was related to the charge on an electron.
• E)Electrons were found to have either a positive or negative charge depending on how they were generated.

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