Respuesta:
Ec=64J
Explicación paso a paso:
[tex]Ec= 1/2mv^{2} \\\\\\Datos\\m= 2kg\\a= 3m/s^{2} \\v_{0} =2m/s\\\\t=2s v=v_{0} +at\\Encontrando v\\v=(2)+3(2)\\v=2+6=8m/s\\Sustituyendo\\Ec=(0.5)(2)(8)^{2} \\\\Ec=64J[/tex]
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Verified answer
Respuesta:
Ec=64J
Explicación paso a paso:
[tex]Ec= 1/2mv^{2} \\\\\\Datos\\m= 2kg\\a= 3m/s^{2} \\v_{0} =2m/s\\\\t=2s v=v_{0} +at\\Encontrando v\\v=(2)+3(2)\\v=2+6=8m/s\\Sustituyendo\\Ec=(0.5)(2)(8)^{2} \\\\Ec=64J[/tex]