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UGC-NET-Paper1

People and Environment

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Which of the following indices represents the background level of noise pollution ?

1. L10
2. L25
3. L50
4. L90

निम्नलिखित में से कौन सा सूचकांक ध्वनि प्रदूषण के पृष्ठभूमि स्तर को दर्शाता है?

1. L10
2. L25
3. L50
4. L90
This Question came in
UGC-NET-Economics-28-August-2024-Shift-1-Q23
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L90: This index represents the noise level exceeded for 90% of the time, effectively capturing the lower background levels of noise pollution.
एल90: यह सूचकांक 90% समय से अधिक शोर स्तर का प्रतिनिधित्व करता है, जो ध्वनि प्रदूषण के निचले पृष्ठभूमि स्तर को प्रभावी ढंग से कैप्चर करता है।
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