car 245 500 200 0.47 wheel 1/2 kg mm rpm Wh (19 kJ wheel on train 942 318 65 18 @ 1/2 1 m kg rpm kJ Wh 60 giant dump truck wheel 100 79 17 4.8 @ 1/2 2 m rpm kJ Wh 30 (18 small 600 9.8 2.7 1/2 kg mm rpm MJ kWh 500 8000 33 9.1 1/2 mm rpm MJ kWh
car wheel (19 1/2 245 kg 500 mm 200 rpm kJ 0.47 Wh wheel on train @ 60 1/2 942 kg 1 m 318 rpm 65 kJ 18 Wh giant dump truck wheel @ 30 (18 1/2 2 m 79 rpm 17 kJ 4.8 Wh small 1/2 100 kg 600 mm rpm 9.8 MJ 2.7 kWh 1/2 500 mm 8000 rpm 33 MJ 9.1 kWh
69233252-Flywheel.docx