Irrigation Engineering Set 5

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This set of Irrigation Engineering Multiple Choice Questions & Answers (MCQs) focuses on Irrigation Engineering Set 5

Q1 | The main cause of meandering is
Q2 | Tortuosity of a meandering river is always
Q3 | Select the correct statement.
Q4 | River training for depth is achieved by
Q5 | Main purpose of mean water training for rivers is
Q6 | If D is the depth of scour below original bed, then the width of launching apron isgenerally taken as
Q7 | Study the following statements.i) Levees are constructed parallel to river flow,ii) Spurs are constructed parallel to river flow,iii) Levees are constructed transverse to river flow,iv) Spurs are constructed transverse to river flow.The correct answer is
Q8 | A repelling groyne is aligned
Q9 | A river training work is generally required when the river is
Q10 | A river bend characterized by silting
Q11 | Select the incorrect statement.
Q12 | A land is known as waterlogged
Q13 | Lining of irrigation channels
Q14 | A runoff river plant is
Q15 | The net speed under which the turbine reaches its peak efficiency is called
Q16 | A runoff river plant
Q17 | The net head under which the turbine reaches its peak efficiency at synchronous speed iscalled
Q18 | The ratio of the average load to the installed capacity of the plant whose reserve capacity iszero will be equal to
Q19 | A hydroelectric scheme operating under a head of 80 m will be classified as
Q20 | A hyetograph is a graphical representation of
Q21 | Variability of rainfall isi) largest in regions of high rainfallii) largest in coastal areasiii) largest in regions of scanty rainfallThe correct answer is
Q22 | In India, which of the following is adopted as standard recording raingauge ?
Q23 | The maximum average depth due to one day storm over an area of 100 km2 is 100 mm. Depth-Area-Duration (DAD) curves indicate that for the same area of 100 km2 the maximum average depth for a 3 hour storm will be
Q24 | The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by
Q25 | The most suitable chemical which can be applied to the water surface for reducingevaporation is