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| 1. |
Calculate the power dispumed when a crane lifts a load of 20kg to a distance of 5m in 10s =(g=10m/s |
| Answer» NT formulas :Power = work / timeWork = force × DISPLACEMENT Find the work Work = force × displacement= > Work = 20 KG × 5 m= > Work = 100 kg mTo find Power Power = work / time= > power = 100 kgm / 10 s= > power = 10 WANSWER:The power is 10 W | |