Q. The greater is the divergence from the streamline flow, greater is the contraction coefficient.

View solution

Q. Calculate the effective length of the spillway which consists of 6 spans having a clear width of 10 m each. The thickness of each pier may be taken as 2.5 m and the total design head on the crest including velocity head is 16.3 m. Assuming 90° cut water nose piers and rounded abutments.

View solution

Q. Which of the following is the simplest type of spillway which can be provided independently and at low costs?

View solution

Q. If the spillway is constructed in continuation to the dam at one end, it may be called as ________

View solution

Q. The spillway which can be adopted with ease on gravity as well as earthen dams is _________________

View solution

Q. The famous Bhakra dam of India is provided with ________________

View solution

Q. The surplus reservoir water after spilling over the crest of the spillway flows on the chute is __________________

View solution

Q. Whenever the slope of chute changes from steeper to milder ____________________ curve shall be provided.

View solution

Q. The side slope of approach channel of chute spillway is ___________________

View solution

Q. The spillway which may sometimes be called as a waste weir is ______________________

View solution

Q. The portion of a chute spillway which is known as its control structure is ________________

View solution

Q. The type of spillway which is provided on narrow valleys where no side flanks are available is ____________________

View solution

Q. Which of the following curve is provided when the slope of the chute changes from milder to steeper?

View solution

Q. Calculate the freeboard for the top levels of the side walls if the mean velocity of water in the chute reach is 3.5 m/s and the mean depth of water in the chute reach under consideration is 4.7 m.

View solution

Q. The minimum slope of the chute is governed by the condition that _____________

View solution

Q. What is the approximate percentage of light reinforcement that is provided in the top of the reinforced concrete slabs at the base?

View solution

Q. A shaft spillway is located _______________________

View solution

Q. The siphons installed within a gravity dam to spill the surplus reservoir water are known as ______________________

View solution

Q. The siphons installed over overflow dams constitute what are known as __________________

View solution

Q. The only spillway among the following through which the discharge does not increase as fast as it increases in all others is _________________

View solution