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Which of the following are units of measuring turbidity?

A. Jackson Turbidity Unit
B. Darcy Turbidity Unit
C. Nephelometric Turbidity Unit
D. Fermi Turbidity Unit
E. Formazin Turbidity Unit

1. ABC
2. ACE
3. BDE
4. ADE

Which of the following are units of measuring turbidity?

A. Jackson Turbidity Unit
B. Darcy Turbidity Unit
C. Nephelometric Turbidity Unit
D. Fermi Turbidity Unit
E. Formazin Turbidity Unit

1. ABC
2. ACE
3. BDE
4. ADE
This Question came in
UGC-NET-LibSci-16-January-2025-Shift-2-Q7
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Option 2 (ACE) is correct. ✅

Because the valid units for measuring turbidity are:

A. Jackson Turbidity Unit (JTU) – Traditional unit using candle-based measurement.
C. Nephelometric Turbidity Unit (NTU) – Modern unit using light scattering.
E. Formazin Turbidity Unit (FTU) – Based on Formazin standard solutions.
विकल्प 2 (ACE) सही है। ✅

क्योंकि टर्बिडिटी मापने के लिए मान्य इकाइयाँ हैं:

A. जैक्सन टर्बिडिटी यूनिट (JTU) - कैंडल-आधारित माप का उपयोग करने वाली पारंपरिक इकाई।
C. नेफेलोमेट्रिक टर्बिडिटी यूनिट (NTU) - प्रकाश बिखराव का उपयोग करने वाली आधुनिक इकाई।
E. फॉर्माज़िन टर्बिडिटी यूनिट (FTU) - फॉर्माज़िन मानक समाधानों पर आधारित।
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