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प्रश्न
Look around you – where all do you see the use of pulleys? List them.
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उत्तर
Pulleys are used
- to fetch water from wells
- in moving trolleys
- in elevators
- in flagpoles to hoist flags
- to lift heavy loads in construction sites
- in moving curtains in theatres
- in cranes and bulldozers
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संबंधित प्रश्न
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