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Cristian Sanelli |
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ONLINE
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| Diametro | Velocità di caduta libera | Energia da caduta libera | Equivalente | ||||
|---|---|---|---|---|---|---|---|
| in | cm | mph | m/s | km/h | ft-lbs | m/kg | |
| 0.25 | 0.65 | 25 | 11 | 40 | 0.02 | 0.013 | pea |
| 0.5 | 1.25 | 35 | 16 | 56 | 0.09 | 0.06 | marble |
| 0.75 | 1.9 | 43 | 19 | 69 | 0.44 | 0.3 | dime |
| 1 | 2.5 | 50 | 22 | 80 | 1.43 | 0.96 | quarter |
| 1.25 | 3.2 | 56 | 25 | 90 | 3.53 | 2.37 | half dollar |
| 1.5 | 3.8 | 61 | 27 | 98 | 7.35 | 4.94 | walnut |
| 1.75 | 4.5 | 66 | 30 | 106 | 13.56 | 9.11 | golfball |
| 2 | 5 | 72 | 32 | 116 | 23.71 | 15.93 | hen egg |
| 2.5 | 6.5 | 80 | 36 | 129 | 57.48 | 38.62 | tennis ball |
| 2.75 | 7 | 85 | 38 | 137 | 85.95 | 57.76 | baseball |
| 3 | 7.6 | 89 | 40 | 143 | 122.66 | 82.42 | tea cup |
| 4 | 10 | 106 | 47 | 171 | 413.31 | 277.73 | grapefruit |
| 4.5 | 11.5 | 117 | 52 | 188 | 724.85 | 487.1 | softball, CD |
| Diametro | ||
|---|---|---|
| in | cm | |
| 0.25 | 0.65 |
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| 0.5 | 1.25 |
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| 0.75 | 1.9 |
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| 1 | 2.5 |
|
| 1.25 | 3.2 |
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| 1.5 | 3.8 |
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| 1.75 | 4.5 |
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| 2 | 5 |
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| 2.5 | 6.5 |
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| 2.75 | 7 |
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| 3 | 7.6 |
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| 4 | 10 |
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| 4.5 | 11.5 |
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Cristian Sanelli |
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ONLINE
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