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Author Question: A parallel-plate capacitor has dimensions 4.0 cm 5.0 cm. The plates are separated by a 1.0-mm ... (Read 123 times)

neverstopbelieb

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on: Jul 28, 2018
A parallel-plate capacitor has dimensions 4.0 cm  5.0 cm. The plates are separated by a 1.0-mm thickness of paper (dielectric constant k = 3.7). What is the charge that can be stored on this capacitor, when connected to a 6.0-V battery? (e0 = 8.85  10-12 C2/Nm2)
 a. 4.8  10-9 C
  c. 9.8  10-11 C
  b. 4.8  10-11 C
  d. 3.9  10-10 C

Question 2

A fan blade, initially at rest, rotates with a constant acceleration of 0.025 rad/s2 . What is the time interval required for it to reach a 10-rad displacement after starting from rest?
 a. 28 s
  c. 56 s
  b. 2.0 s
  d. 18 s


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ecabral0

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

D

Answer to Question 2

A


neverstopbelieb

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Reply #2 on: Jul 28, 2018
TY


ecabral0

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Reply #3 on: Jul 28, 2018
You're welcome


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