Lacey assumed a trapezoidal cross-section of a regime channel

Related MCQs

• Wetted perimeter of a regime channel for a discharge of 64 cumecs as per Lacey's theory will be
• According to Lacey, a channel is said to be in regime, if
• Lacey assumed that silt is kept in suspension because of the normal components of eddies generated from the
• Lacey's theory as applied to channel design, involves trial and error procedure.
• As per Lacey's theory, the silt factor is
• Lacey gave a relation between
• According to Lacey
• The discharge (Q) over trapezoidal crest of Sarda fall is
• In a Sarda type fall, the trapezoidal crest is used for discharges over 14 m3/s.
• In Bligh's creep theory, it is assumed that the percolation water creep