ive been doing question 6c in the 2002 paper and im constantly getting the wrong answer. does anyone know how to do the working?
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advanced higher 2002 Q6c
Started by sachy, May 15 2006 08:29 PM
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Posted 15 May 2006 - 09:41 PM
To get the formula for distance of closest approach you equate kinetic energy with electrostatic energy.
manipulating the formula to make
the subject of it.
This becomes
From this you simply put the numbers into the equation.
For the the charge on Gold = 79 x 1.6 x 10 -19
manipulating the formula to make
the subject of it. This becomes
From this you simply put the numbers into the equation.
For the the charge on Gold = 79 x 1.6 x 10 -19
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