Q. Design of alluvial channels in India is based on Kennedy and Lacey theories.

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Q. On what condition does the resistance equations of Chezy’s formula and manning’s formula are applicable?

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Q. What is the problem in India for artificial channels?

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Q.
The velocity of flow in a channel should not more or less, but instead it should be adequate.

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Q. What is the effect of scouring in channels?

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Q. What is the effect of silting in channels?

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Q. Which type of state is achievable in artificial channels but not in rivers?

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Q. On what basis for designing the regime state is obtained?

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Q. What vital factor is not considered in regime theories during the design of regime channels?

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Q. According to Kennedy the silting action in channels is due to?

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Q. Based on his research what factor is given by Kennedy for free silting and scouring actions in a channel?

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Q. Given to design the irrigation channel to carry 80 cumecs of discharge. The channel slope is 1 in 3000. The critical velocity ratio is 1.3. Take rugosity coefficient as 0.021.

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Q. Design a regime channel for a discharge of 90 cumecs and silt factor is 1.3 use Lacey’s Theory.

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Q. According to Lacey what factor is needed to have a true regime in an artificial channel?

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Q. The berms help in checking excessive loss of water due to seepage.

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Q. Which of the following is not a reason which leads to a canal breach?

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Q. Which of the following is not a preventive measure for the maintenance of the canal?

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Q. Internal silting method and external silting method are the methods of ________________

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Q. Which of the following statement is wrong about the internal silting method?

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Q. In the external silting method, subsidiary banks are constructed which run parallel to canal main banks.

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