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Author Question: If 5.0 1021 electrons pass through a 20- resistor in 10 min, what is the potential difference ... (Read 109 times)

michelleunicorn

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on: Jul 28, 2018
If 5.0  1021 electrons pass through a 20- resistor in 10 min, what is the potential difference across the resistor?
 a. 21 V
  b. 32 V
  c. 27 V
  d. 37 V
  e. 54 V

Question 2

A 4.0- resistor has a current of 3.0 A in it for 5.0 min. How many electrons pass through the resistor during this time interval?
 a. 7.5  1021
  b. 5.6  1021
  c. 6.6  1021
  d. 8.4  1021
  e. 2.1  1021


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elyse44

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

c

Answer to Question 2

b


michelleunicorn

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

scottmt

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Reply 3 on: Yesterday
Wow, this really help

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