6Pipes in series carry:AEqual velocity alwaysBThe same discharge, with total head loss equal to the sum of lossesCDifferent dischargesDZero head lossView AnswerDiscussWorkspaceReportSaveEasy
7Manning's formula is used for flow in:APumpsBOpen channelsCPipes under pressure onlyDSoilsView AnswerDiscussWorkspaceReportSaveEasy
8Water flows in a rectangular channel 4 m wide and 1 m deep at 2 m/s. The discharge is:A8 m³/sB2 m³/sC4 m³/sD6 m³/sView AnswerDiscussWorkspaceReportSaveMedium
9Chezy's formula for velocity is:AV = C√(RS)BV = C × R × SCV = C / √(RS)DV = R / SView AnswerDiscussWorkspaceReportSaveEasy
10The most economical rectangular channel section has width equal to:AFour times the depthBHalf the depthCTwice the depthDThe depthView AnswerDiscussWorkspaceReportSaveEasy