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Author Question: If you hear thunder 5.0 s after seeing a flash of lightning, the distance to the lightning strike is ... (Read 85 times)

Marty

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on: Jul 27, 2018
If you hear thunder 5.0 s after seeing a flash of lightning, the distance to the lightning strike is about
 
  A) 2.2 km.
  B) 0.60 km.
  C) 1.7 km.
  D) 0.90 km.
  E) 1.2 km.

Question 2

A home appliance is rated at 250. watts ic connected to 120. V.
 
  (a) What current does it draw?
  (b) What is its resistance?
  (c) How many kw-h does it use in one 24-hour day?


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mathjasmine

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

(a) 2.08 A
(b) 57.6
(c) 6.00 kw-h


Marty

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Reply #2 on: Jul 27, 2018
Thanks


mathjasmine

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Reply #3 on: Jul 27, 2018
Welcome :)


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