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प्रश्न
A drinking straw works on the existence of ______.
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उत्तर
A drinking straw works on the existence of Pressure.
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संबंधित प्रश्न
A 50 kg girl wearing high heel shoes balances on a single heel. The heel is circular with a diameter 1.0 cm. What is the pressure exerted by the heel on the horizontal floor?
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