Question

# A ball of mass $$100g$$ is thrown with a speed of $$15$$ m/s. Calculate its kinetic energy.

Solution

## Given,Mass of ball, $$m=100\ g=0.1\ kg$$Speed of ball , $$v=15\ m/s$$Kinetic energy of ball, $$K= \dfrac12 mv^2=\dfrac12 \times 0.1 \times 15^2= 11.25\ J$$Physics

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