MCQOPTIONS
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| 1. |
THE_BULB_OF_PRESSURE_CONCEPT_FOR_CALCULATING_THE_APPARENT_MASS_OF_SOIL,_WAS_INTRODUCED_BY_________?$ |
| A. | Balakrishna and Nag raj |
| B. | Barken |
| C. | None of the mentioned |
| D. | All of the mentioned |
| Answer» B. Barken | |