एक पाइप प्रवाह में, प्रवाह क्षेत्र में अचानक वृद्धि के कारण द्रव का वेग 9 m/s से बदलकर 2 m/s हो जाता है। अचानक विस्तार के कारण होने वाली शीर्ष हानि (हेड लॉस) कितनी होगी (g = 9.8 m/s2 लें):

What will be the value of Chezy's constant 'C' if the velocity of flow 'V' is 1.506 m/s, bed slope is 1 in 2000 and hydraulic mean depth 'm' is 1.5 m?

Water is flowing through a rectangular channel. The width and depth of the channel are 830 cm and 140 cm, respectively. If the discharge through the channel is 600 cusecs, then the specific energy of flowing water and the value of minimum specific energy are ______ and ______, respectively.