Water flows a tank 200 x 150m through a rectangular pipe 1.5 x 1.25m at the rate at 20kmph. In what time will be water rises by 2 meters?
Q1. Water flows a tank 200 x 150m through a rectangular pipe 1.5 x 1.25m at the rate at 20kmph. In what time will be water rises by 2 meters?
Answer: 96 min
Explanation: Volume needed = 200 × 150 × 2 = 60,000 m³. Pipe flow = 1.5 × 1.25 × (20000/60) = 625 m³/min. Time = 60,000 ÷ 625 = 96 minutes.