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Author Question: How many electrons pass through a 20-W resistor in 10 min if there is a potential drop of 30 volts ... (Read 100 times)

sdfghj

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on: Jul 28, 2018
How many electrons pass through a 20-W resistor in 10 min if there is a potential drop of 30 volts across it?
 a. 5.6  1021
  b. 7.5  1021
  c. 9.4  1021
  d. 1.1  1021
  e. 3.8  1021

Question 2

If 5.0  1021 electrons pass through a 20-W 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


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s.meritte

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

A

Answer to Question 2

C


sdfghj

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Reply 2 on: Jul 28, 2018
:D TYSM

tranoy

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Reply 3 on: Yesterday
Wow, this really help

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