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Author Question: If the voltage across a resistor is doubled, the current will a. remain the same. b. be cut to ... (Read 69 times)

theo

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on: Jul 28, 2018
If the voltage across a resistor is doubled, the current will
 a. remain the same.
  b. be cut to one-fourth.
  c. be cut in half.
  d. be doubled.
  e. be quadrupled.

Question 2

A soap bubble (n = 1.35) is floating in air. If the thickness of the bubble wall is 115 nm, what visible light wavelength is most strongly reflected?


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katara

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

621 nm (red)


theo

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


katara

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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