Răspuns :

Antoncristianid

Sper ca este corect. M-ar ajuta o coronita :>

[tex]F_{ap} =G\\G=mg\\m=400g=400\times10^-^3=4\times10^-^1=> G=4\times10^-^1\times10=4N=>\\F_{ap}=4N[/tex]

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