why wheel and axle not consider a pully even if they do the ssme work in same methord
Kindly refer to the following link:
https://www.meritnation.com/ask-answer/question/did-not-understand-different-types-of-puleys/physics/3424451
https://www.meritnation.com/ask-answer/question/did-not-understand-different-types-of-puleys/physics/3424451