Question:

A 2 m × 1.5 m tank of 6 m height is provided with a 100 mm diameter orifice at the center of its base. The orifice is plugged and the tank is filled up to 5 m height. Consider the average value of discharge coefficient as 0.6 and acceleration due to gravity (g) as 10 m/s2. After unplugging the orifice, the time (in seconds) taken for the water level to drop from 5 m to 3.5 m under free discharge condition is _________ (rounded off to 2 decimal places).

Updated On: Sep 12, 2024
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Correct Answer: 102

Solution and Explanation

The correct answer is 102 to 106 (approx)
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