चलद्रव त्रिज्या, चलद्रवीय त्रिज्या (Hydraulic radius Meaning in Hindi)

चलद्रव त्रिज्या, चलद्रवीय त्रिज्या (Hydraulic radius Meaning in Hindi)

चलद्रव त्रिज्या, चलद्रवीय त्रिज्या (Hydraulic radius definition in English) 1. Hydraulic Radius - The flow area of a channel cross section divided by the wetted perimeter. The wetted perimeter does not include the free surface.