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A cylindrical drum open at the top contains 30 liters of water. It drains out through a small opening at the bottom. 10 litres of water comes out in first 10%, the next 10 litres in a further time t_(2) and the last 10 litres in a further time t_(3). Then |
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Answer» `t_(1)=t_(2)=t_(3)` |
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