Water level in a well was 20m below the ground level. Durning rainy season, rain water collected in different water tanks was drained into the well and the water level rises 5m above the previous level. The wall of the well is 1m 20cm high and a pulley is fixed at a height of 80 cm. Raghu wants to draw water from well. What is the maximum length of the rope that he can use.
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Step-by-step explanation:As in the rainy season the water level 5 m above and the new level was 20-5=15m. wall of the well and pulley is (1.20+. 80)m= 2m. After water level rises 5 m above the previous level, water level is now (20 - 5) = 15 m below the ground level.Apr 8, 2016
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