MCQOPTIONS
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| 1. |
Which of the following represents the decibel level of rustle of tree leaves under normal conditions? |
| A. | 10 डेसीबल |
| B. | 20 डेसीबल |
| C. | 60 डेसीबल |
| D. | 100 डेसीबल |
| Answer» C. 60 डेसीबल | |