Common problems include rusting, loose parts, stiff wheels and flat tyres. Rust can be removed with sandpaper, loose parts tightened with tools, stiff wheels oiled and tyres properly inflated to ensure smooth functioning. Class 6 NCERT Vocational Education Kaushal Bodh Project ...
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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 ...
A chain reaction machine works by triggering sequential events, like dominoes falling. Materials include levers, pulleys, ramps, marbles and recycled items like cardboard, bottles and sticks to build interactive, energy-driven sequences. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 Maker ...
The propeller creates thrust by spinning, pushing water backward and propelling the boat forward. Powered by an elastic band or motor, it converts rotational energy into forward motion in water. Class 6 Vocational Education Kaushal Bodh Textbook chapter 3 Project 3 ...
Jobs include bicycle mechanics who repair and maintain cycles, engineers who design machinery and toy makers creating educational models. Other roles include architects, carpenters and conservationists applying simple machines in their work. Class 6 Vocational Education Kaushal Bodh Project 3 Maker ...