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two fixed charges A and B of 5microC each separated by a distance of 6m . C is the mid point of the line joining A and B . A charge Q of - 5 microC is shot perpendicular to the line joining A and B through C with a kinetic energy of .06 J . the charge Q comes to rest at a point D . the distance CD is..?


a) 3m b) root 3m c) 3root3m d) 4m

01-Jun-2017 9:08 PM
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Answers (1)


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Use energy conservation at point C and D. 

Take AD=BD=x

After solving x=5

Therefore by Pythagoras theorem CD=4.



02-06-2017 22:05
~16

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