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B. Jane T. Scientist is trying to experiment with the photoelectric effect. there is zero applied voltage between the collector and emitter, she shines blue light on a piece of sodium metal Photoelectrons the and a current in in circuit. Please answer the following questions. Light variable power supply (3 pts) If she increases the brightness of the light, will the current increase, decrease, or remain the same? (3 pts) If she increases the wavelength of the light, will the current increase, decrease, or remain the same? (2 pts) If she makes the collector have a lower voltage than the emitter, will the current increase, decrease, or remain the same? (2 pts) If she used a metal with a smaller work function, would the current increas decrease, or remain the same?

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Answer #1

1.Increases

2.Decreases

3.Decreases

4.Increases

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