MCQOPTIONS
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| 1. |
The maximum permissible value of organic solids in water, used for the preparation of concrete as per IS 456: 2000 is: |
| A. | 200 mg/l |
| B. | 500 mg/l |
| C. | 3000 mg/l |
| D. | 2000 mg/l |
| Answer» B. 500 mg/l | |