1224. A hydraulic jump is formed when-
উত্তর সহ কয়েকটি অনুরূপ গুরুত্বপূর্ণ প্রশ্ন
1. A hydraulic jump is generally formed when a stream moving with - A hyper-critical velocity meets a stream moving with a sub-critical velocity
2. Pick up the incorrect statement from the following. Culturable commanded area is the gross area of an irrigation canal system less - Fallow land
3. The downstream expansion head of a guide bank is extended to subtend an angle at the centre, equal to 45
4. A fall which maintains its depth, is - A trapezoidal notch fall, A low weir fall, A rectangular notch fall 5. A current meter measures the velocity of flow, if it is held-At any point within the cross-section