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| Q.108 | As per Central Pollution Control Board (CPCB) India, the permitted values of noise level in a silence zone during the day time and night time are respectively : | |
| Ans | A. 65 dB(A) and 55 dB(A) | |
| B. 55 dB(A) and 50 dB(A) | ||
| C. 70 dB(A) and 60 dB(A) | ||
| D. 50 dB(A) and 40 dB(A) |
Correct Ans Provided: D
