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A cylindrical water tank with an internal radius of 70 cm and a height of 1.5 m is completely filled with water. Water is being pumped out at a rate of 5 litres per second. How long will it take for the water level to drop by 50 cm?

176 seconds
168 seconds
154 seconds
142 seconds
154 seconds
Practice and solve "A cylindrical water tank with an internal radius of 70 cm and a height of 1.5 m is completely filled..." for Mathematics - Previous Year Paper 2024. The correct answer is Option C: 154 seconds. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A cylindrical water tank with an internal radius of 70 cm and a height of 1.5 m is completely filled..." for Mathematics - Previous Year Paper 2024. The correct answer is Option C: 154 seconds. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.