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Author Question: How much energy is expended in moving a 20 C charge through a potential difference of 0.5 V? A) ... (Read 90 times)

pepyto

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on: Jul 28, 2018
How much energy is expended in moving a 20 C charge through a potential difference of 0.5 V?
 
  A) 40 J B) 20 J C) 0.025 J D) 10 J

Question 2

A 9 V battery with a 500 mAh capacity is connected to a circuit that draws 100 mA. How long will the battery be able to power this circuit?
 
  A) 0.2 hours B) 5 hours C) 0.05 hours D) 0.5 hours


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parker125

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

D

Answer to Question 2

B


pepyto

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

raenoj

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Reply 3 on: Yesterday
Wow, this really help

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