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Estudos Gerais04/21/2024

13) Uma mola tem constante elástica .

Uma mola tem constante elástica k=1500N/m\mathrm{k}=\mathbf{1 5 0 0} \mathrm{N} / \mathrm{m} Quando ela for comprimida de 12 cm12 \mathrm{~cm}, qual será a força elástica dela? a) 180 N180 \mathrm{~N} B) 200 N200 \mathrm{~N} c) 300 N300 \mathrm{~N} d) 400 N400 \mathrm{~N} e) 500 N500 \mathrm{~N} 14) (Uniube-MG) Qual é o módulo da resultante da soma dos vetores representados abaixo? a) 2,0U2,0 \mathrm{U}. b) 3,5U3,5 \mathrm{U}. c) 4,0U4,0 \mathrm{U}. d) 7,0u7,0 \mathrm{u}. e) 8,0U8,0 \mathrm{U}.

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