The three types of brakes in bicycles are rim brakes, disc brakes, and drum brakes. Rim brakes grip the wheel’s rim, disc brakes use a rotor and caliper, while drum brakes operate inside a hub. Class 6 Vocational Education Kaushal Bodh ...
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The bicycle chain transfers power from the pedals to the rear wheel. As the rider pedals, the chain moves over the sprockets, ensuring smooth movement and helping the bicycle move forward efficiently. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 ...
Brake pads are placed around the wheels. When the brakes are applied, the pads press against the wheels, creating friction. This friction slows down or stops the bicycle, preventing accidents and ensuring safety. Class 6 NCERT Vocational Education Kaushal Bodh Project ...
A bicycle uses simple machines like wheels and axles, levers and pulleys. These parts help in reducing effort and improving efficiency. The pedals act as levers, while the chain and sprockets function as a pulley system. Class 6 NCERT Vocational Education ...
Bicycle wheels are aligned using a truing stand or by adjusting the spokes with a spoke wrench. Ensuring even spoke tension prevents wobbling, improves balance and enhances riding comfort and control. Class 6 Vocational Education Kaushal Bodh Textbook chapter 3 Project ...