In this project we will make a wooden from having rack and pinion assembly to move shaft of dynamo. weight factor will move move a iron rod up and down having tack assembly. that rack assembly will move pinion gear connectd with other iron stick. when weight will move iron rod then iron stick will also rotate. A pulley will be also connected with iron stick to rotate shaft of dynamo. in this way we will get electrical output from dynamo.
Total Views: 1325 ,