A bicycle uses wheels and axles, levers and pulleys to function. Pedals act as levers, chains and sprockets work as pulleys, while wheels and axles ensure smooth movement. Together, they reduce effort and improve efficiency.
Class 6 NCERT Vocational Education Kaushal Bodh Project 3 Maker Skills solutions
Class 6 Vocational Education Kaushal Bodh Textbook chapter 3 Project 3 Maker Skills question answer