Computer · Environmental Engineering

रैपिड सैंड फिल्टर (rapid sand filters) में आमतौर पर उपयोग की जाने वाली रेत का प्रभावी आकार (D10) कितना होता है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

10.12 से 0.20 mm
20.21 से 0.44 mm
30.71 से 0.90 mm
40.45 से 0.70 mm✓

सही उत्तर देखें

0.45 से 0.70 mm

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रैपिड सैंड फिल्टर (rapid sand filters) में आमतौर पर उपयोग की जाने वाली रेत का प्रभावी आकार (D10) कितना होता है?

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रैपिड सैंड फिल्टर (rapid sand filters) में आमतौर पर उपयोग की जाने वाली रेत का प्रभावी आकार (D10) कितना होता है?

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