The net speed under which the turbine reaches its peak efficiency is called

Related MCQs

• The net head under which the turbine reaches its peak efficiency at synchronous speed is called
• The peak of a 4 hour flood hydrograph is 240 m3/sec . If the rainfall excess is 80 mm and base flow which is constant is 40 m3/sec, then the peak of 4-hours unit hydrograph will be
• When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the under side of the supporting structure, the structure provided is super-passage.
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• Trap efficiency of a reservoir is a function of
• The efficiency is a measure of conservation of head by an outlet.
• The uplift pressure on a dam can be controlled by i) constructing cutoff under upstream face ii) constructing drainage channels bet-ween the dam and its foundation iii) by pressure grouting in foundation The corret answer is
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• The water content at which plants can no-longer extract sufficient water from the soil for its growth, is called
• The maximum depth in soil strata, in which the crop spreads its root system, and derives water from the soil, is called