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प्रश्न
Observe pictures 1 and 2. In the pictures, children are pulling the buckets from the well.
- Can you tell the difference in both the pictures?
- Which would be easier – using the pulley or not using it to lift things?
उत्तर
- In picture (1), a boy is pulling the bucket from the well without using a pulley while in the second picture, a pulley is being used to pull the bucket full of water.
- Lifting a thing using a pulley is easier.
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