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Author Question: The expression that mathematically describes the force between two static electric charges is called ... (Read 85 times)

jho37

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on: Jul 28, 2018
The expression that mathematically describes the force between two static electric charges is called ______________.
 Fill in the blank(s) with correct word

Question 2

A magnifying glass has a convex lens of focal length 15 cm. At what distance from a postage stamp should you hold this lens to get a magnification of +2.0?


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Moriaki

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

Coulomb's law

Answer to Question 2

7.5 cm


jho37

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Reply 2 on: Jul 28, 2018
Gracias!

ktidd

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Reply 3 on: Yesterday
Excellent

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