6If the ultimate strength of a material is 600 MPa and the factor of safety is 4, the allowable stress is:A300 MPaB2400 MPaC150 MPaD600 MPaView AnswerDiscussWorkspaceReportSaveMedium
7Stress concentration occurs at:ANeutral axesBThe centre of a plain barCHoles, notches and sudden changes in sectionDSmooth uniform sectionsView AnswerDiscussWorkspaceReportSaveEasy
8Factor of safety is the ratio of:ALoad to areaBFailure (ultimate or yield) stress to working stressCWorking stress to ultimate stressDStrain to stressView AnswerDiscussWorkspaceReportSaveEasy
9Endurance limit is:AThe breaking loadBThe yield pointCThe stress below which a material can withstand infinite load cyclesDThe ultimate strengthView AnswerDiscussWorkspaceReportSaveEasy
10A cotter joint is used to connect:APipes onlyBTwo rods subjected to axial tension or compressionCTwo plates edge to edgeDTwo shafts at an angleView AnswerDiscussWorkspaceReportSaveEasy