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1. 1 (.3) . :
r 1 = __________________________________________= ____________;
2. () :
___________ 
______ 
, q1=1,6·10-19, m1=1,6726·10-27.
3. 
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| 2 |
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r 2 = __________________________________________= ____________;
4. (3) () :
______________ 
______ 
.
5. , ; :
_____________________________________________________________________________________
6. 1.
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8.
: ______________________________________________________________________
_____________________________________________________________________________
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