Allied & ICAR Exam Bank • ALLIED_1216 NAT • 1 Mark

Section 5: Irrigation and Drainage Engineering

Well Hydraulics and Groundwater

Subtopic: Specific Capacity of Well

Question Statement:

A tube well discharges $180\text{ m}^3/\text{h}$ under a steady working drawdown of $3.0\text{ m}$. The specific capacity of the well in m$^3$/(h$\cdot$m of drawdown) is:

Answer Key:

60

Step-by-Step Solution & Explanation

Specific capacity $= \frac{Q}{s} = \frac{180\text{ m}^3/\text{h}}{3.0\text{ m}} = 60\text{ m}^3/(\text{h}\cdot\text{m})$.
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