# L10q - 2 2 2 2 1 9 99 8 12 C m N E k r Q kQ F ⋅ = = ISP209s7 Lecture 10-3-Clicker Question • If I do 10 J of work on a baseball during the

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ISP209s7 Lecture 10 -1- Clicker Question What is the electric force on a 1 C charge when it is very far from other charges? A). It is not possible to tell B) It is infinitely large C) It is zero D) None of these answers 2 2 2 2 1 9 99 . 8 12 C m N E k r Q kQ F = =

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ISP209s7 Lecture 10 -2- Clicker Question If we increase the distance between two charges by a factor of 2, what happens to the electric force between them? A). It increases by a factor of 2 B) It increases by a factor of 4 C) It decreases by a factor of 2 D) It decreases by a factor of 4 E) It does not change

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Unformatted text preview: 2 2 2 2 1 9 99 . 8 12 C m N E k r Q kQ F ⋅ = = ISP209s7 Lecture 10-3-Clicker Question • If I do 10 J of work on a baseball during the process of throwing it, neglecting air resistance, how much does the kinetic energy of the ball increase? A) 280 J B) 10 J C) 0 J D) 1.172x10 11 J ISP209s7 Lecture 10-4-Clicker Question How many Joules of energy are in a 280 Calorie Snickers bar? DATA: 1 Calorie = 1 kcal = 4184. J A) 280 J B) 4184 J = 4.184 kJ C) 1.172x10 6 J = 1.172 MJ D) 1.172 J...
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## This note was uploaded on 07/25/2008 for the course ISP 209 taught by Professor Sherrill during the Spring '07 term at Michigan State University.

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L10q - 2 2 2 2 1 9 99 8 12 C m N E k r Q kQ F ⋅ = = ISP209s7 Lecture 10-3-Clicker Question • If I do 10 J of work on a baseball during the

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