2Fouling in heat exchangers:AReduces pressure dropBReduces the overall heat-transfer coefficientCHas no effectDIncreases heat transferView AnswerDiscussWorkspaceReportSaveEasy
3The effectiveness–NTU method is useful when:AOutlet temperatures are unknownBThere is no flowCOnly radiation occursDAll temperatures are knownView AnswerDiscussWorkspaceReportSaveEasy
4Critical radius of insulation for a cylinder is:A2k / hBk / hCh / kDk × hView AnswerDiscussWorkspaceReportSaveEasy
5LMTD is used in the design of:AHeat exchangersBDistillation columnsCReactorsDPumpsView AnswerDiscussWorkspaceReportSaveEasy