Respuesta :

Given:

The velocity of the car is v = 2 m/s when the time is 1.3 s

The mass of the car is

[tex]m_{car}=\text{ 1.5 kg}[/tex]

To find the kinetic energy when the time is 1.3 s

Explanation:

The kinetic energy can be calculated by the formula

[tex]K.E.\text{ =}\frac{1}{2}m_{car}v^2[/tex]

On substituting the values, the kinetic energy will be

[tex]\begin{gathered} K.E.\text{ =}\frac{1}{2}\times1.5\times(2)^2 \\ =\text{ 3 J} \end{gathered}[/tex]

Final Answer: The kinetic energy will be 3 J when the time is 1.3 s.

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