Trabajo mecanico = Fuerza × Coseno del angulo × desplazamiento
W=F×Cos(a)×d
1.
W=
[tex]8 \times \cos(30) \times 2 \sqrt{3} [/tex]
[tex]8 \times ( \sqrt{3} \div 2) \times 2 \sqrt{3} [/tex]
[tex]8 \times (\sqrt{3} ) \times ( \sqrt{3} )[/tex]
[tex]8 \times 3[/tex]
24
2.
[tex]20 \times \cos(53) \times 7[/tex]
[tex]20 \times (3 \div 5) \times 7[/tex]
84
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Trabajo mecanico = Fuerza × Coseno del angulo × desplazamiento
W=F×Cos(a)×d
1.
W=
[tex]8 \times \cos(30) \times 2 \sqrt{3} [/tex]
[tex]8 \times ( \sqrt{3} \div 2) \times 2 \sqrt{3} [/tex]
[tex]8 \times (\sqrt{3} ) \times ( \sqrt{3} )[/tex]
[tex]8 \times 3[/tex]
24
2.
W=
[tex]20 \times \cos(53) \times 7[/tex]
[tex]20 \times (3 \div 5) \times 7[/tex]
84