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What work was done by the dartboard and stopping the dark into what form does the dart Connecticut energy change

What Work Was Done By The Dartboard And Stopping The Dark Into What Form Does The Dart Connecticut Energy Change class=

Sagot :

Given data:

* The mass of the dart is m = 0.025 kg.

* The speed of the dart is v = 13 m/s.

Solution:

(a). The work done by the dartboard to stop the dart is,

[tex]W=\frac{1}{2}mv^2[/tex]

Substituting the known values,

[tex]\begin{gathered} W=\frac{1}{2}\times0.025\times13^2 \\ W=2.1125\text{ J} \end{gathered}[/tex]

Thus, the amount of work done by the dartboard is 2.1125 J.

(b). As the friction of dartboard

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