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Author Question: A 9.0-V battery moves 200 mC of charge through a circuit running from its positive terminal to its ... (Read 70 times)

j.rubin

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  • Posts: 557
on: Jul 28, 2018
A 9.0-V battery moves 200 mC of charge through a circuit running from its positive terminal to its negative terminal. How much energy was delivered to the circuit?
 a. 4.5 x 103 J
  c. 2.2 mJ
  b. 1.8 J
  d. 0.18 J

Question 2

A model car is propelled by a cylinder of carbon dioxide gas. The cylinder emits gas at a rate of 4.5 g/s with an exit speed of 80.0 m/s. The car has a mass of 200 g, including the CO2 cylinder. Starting from rest, what is the car's initial acceleration?
 a. 0.90 m/s2
  c. 9.0 m/s2
  b. 1.8 m/s2
  d. 36 m/s2


laurnthompson

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

B

Answer to Question 2

B


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