Use the correct tools and follow safety guidelines. Keep parts well-lubricated to avoid wear. Inspect tyres, brakes and chains regularly. Avoid over-tightening bolts and ensure a stable, clean workspace while repairing. Class 6 Vocational Education Kaushal Bodh Textbook chapter 3 Project ...
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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 ...
Flat tires can be repaired by inflating them or patching punctures. Rusting is treated by sanding affected areas and applying oil or paint. Regular maintenance ensures the bicycle remains functional and durable. Class 6 Vocational Education Kaushal Bodh Textbook chapter 3 ...
Main parts include the frame for support, wheels for movement, pedals for applying force, chains for power transfer and brakes for stopping. Each part works collectively to ensure smooth and safe riding. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 ...
To make a windmill, assemble cardboard into a box frame, attach a straw as an axle, and add paper blades. Rotate the blades to harness wind energy and simulate a functional windmill. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 ...