state gov TSPSC Hostel Welfare Officer (హాస్టల్ వెల్ఫేర్ ఆఫీసర్) Mock Test 2023 General Science Physics Wave
In the context of permissible noise level match List - I with List-II and select the answer from the code given below the lists.
| List - I (Area) | List-II (Permissible Noise Level) | ||
| A. | Residential area | 1. | 50 dB |
| B. | Silent zone | 2. | 55 dB |
| C. | Industrial area | 3. | 65 dB |
| D. | Commercial area | 4. | 70 dB |
1
A - 2, B - 1, C - 3, D - 4
2
A - 3, B - 4, C - 2, D - 1
3
A - 2, B - 1, C - 4, D - 3
4
A - 1, B - 2, C - 3, D - 4