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| Q. |
Loss of head due to friction is |
| A. | directly proportional to hydraulic radius |
| B. | inversely proportional to velocity |
| C. | inversely proportional to hydraulic radius |
| D. | directly proportional to gravitational constant |
| Answer» C. inversely proportional to hydraulic radius | |
| Explanation: hydraulic radius is one of the properties of a fluid flow in a channel. it controls the water discharge. it also determines the amount of work the channel | |
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