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prezentacija o osnovama mehanika
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1 1. 1. 3D
2. Intermezzo , . Intermezzo
( ).1. 3D
2. 3.
4. 1. 3D
2. , [N]
.
- ,
1. 2.
(1.4) . 4500 N . =45. 2 ?
1. .
: .1. .2. .
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(1.7) Q B AB BC . A C , . T1 T2 AB BC. ?