BlueJesse12 BlueJesse12

30-01-2018
Physics

contestada

What is the mechanical energy of a 500 kg Rollercoaster car moving with a speed of 3 m/s at the top hill that is 30 my high

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manandhanteja manandhanteja

30-01-2018

KE + PE

0.5×m×v^2 + m×g×h

0.5×500×3^2 + 500×9.81×30

149.4 kJ

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