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  • Question

  • For the same draw down in two observations wells at distances r1 and r2, the times after start of pumping are t1 and t2 hours respectively. The relation which holds good is


  • Options
  • A. For the same draw down in two observations wells at distances r1 and r2, the times after start of pu
  • B. For the same draw down in two observations wells at distances r1 and r2, the times after start of pu
  • C. For the same draw down in two observations wells at distances r1 and r2, the times after start of pu
  • D. For the same draw down in two observations wells at distances r1 and r2, the times after start of pu
  • E. none of these.

  • Correct Answer
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    • Options
    • A. 3 years
    • B. 3.5 years
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    • Options
    • A. ammonia content
    • B. B.O.D.
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    • D. dissolved oxygen.
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    • Options
    • A. 0.10 m
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    • Options
    • A. 0.0002 mm
    • B. 0.002 mm
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    • 5. Stoneware sewers are available in size

    • Options
    • A. 10 cm
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    • Options
    • A. 6 mm
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    • Options
    • A. butress
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    • Options
    • A. 1/2
    • B. 1
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    • Options
    • A. 1.0
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