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| Q. |
What is the dimension formula of mean velocity gradient? |
| A. | 1/t |
| B. | 1/t2 |
| C. | t |
| D. | t2 |
| Answer» A. 1/t | |
| Explanation: mean velocity gradient is expressed in metre per second/m or sec-1, so it has dimension formula of 1/t. | |
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