The bed of a canal is lowered in case of? Mark as favorite Copy Link canal syphon level crossing syphon aqueduct all of these Check Answer
The time (in days) that crop takes from the instant of its sowing to that of its harvest, is known …….. period? Mark as favorite Copy Link kor base crop None of the above Check Answer
The most economical section of a lined canal is? Mark as favorite Copy Link triangular section with circular bottom for small discharges rectangular section with circular bottom for small discharges trapezoidal section with rounded corners for higher discharges both b and c Check Answer
The sensitivity of an outlet is defined as the ratio of the? Mark as favorite Copy Link rate of change of discharge of an outlet to the rate of change of discharge of the distribution channel rate of change of discharge of an outlet to the rate of change in level of the distribution surface, referred to normal depth of the channel depth of the sill or the crest level of the module below the full supply of the distribution channel to the full supply depth of the distributing channel head recovered to the head put in an outlet Check Answer
In case of syphon aqueduct, the H.F.L. of the drain is? Mark as favorite Copy Link much higher above the canal bed in level with the canal bed much below the bottom of the canal trough none of the above Check Answer
In a canal section, which is in partial filling and partial cutting? Mark as favorite Copy Link the full supply level of the canal is above the natural surface level the bed level of the canal is below the natural surface level the full supply level of the canal is below the natural surface level both a and b Check Answer
For smooth entry, the regulators are aligned at an angle of. ……… to the water? Mark as favorite Copy Link 60? 110? 80° 130° Check Answer
Which of the following statement is wrong? Mark as favorite Copy Link The impermeable groynes do not permit any flow through them The impermeable groynes may be constructed by a core of locally available material like sand, clay and gravel The permeable groynes dampen the velocity and reduce the erosive action of the stream none of the above Check Answer
When the levels are such that the F.S.L. of the canal is much above the bed level of the trough, so that the canal runs under syphonic action under the trough, the structure provided is known? Mark as favorite Copy Link aqueduct canal syphon super aqueduct level crossing Check Answer
A parabolic glacis type fall is commonly known as? Mark as favorite Copy Link vertical type fall Sarda fall Montague fall Inglis fall Check Answer