Bicycles use rim, disc, and drum brakes. Rim brakes grip the wheel rim to stop. Disc brakes use a rotor attached to the wheel hub. Drum brakes work by pressing internal components against the hub. Class 6 Vocational Education Kaushal Bodh ...
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Simple machines are tools that reduce effort by changing the direction or magnitude of force. Examples include levers, pulleys and wheels. They help in lifting, cutting and moving heavy loads easily. Class 6 Vocational Education Kaushal Bodh Project 3 Maker Skills ...