Machine Design The ratio of circumferential stress to longitudinal stress in a thin cylinder subjected to an internal pressure is 43832 2 1 4 43832 2 1 4 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit in shear of carbon steel can be obtained by multiplying the endurance limit in flexure by a factor of 0.45 0.75 0.55 0.65 0.45 0.75 0.55 0.65 ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Increases markedly Decreases markedly Depends on heat treatment carried out Remain same Increases markedly Decreases markedly Depends on heat treatment carried out Remain same ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the elastic limit Below the yield point Below the elastic limit At the yield point At the elastic limit Below the yield point Below the elastic limit At the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrostatic bearings Grease is used for lubrication The oil film is maintained by supplying oil under pressure The Oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant Grease is used for lubrication The oil film is maintained by supplying oil under pressure The Oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear stress in a beam varies from zero at the outer fibers to a maximum at the________. Neutral surface Upper surface None of these Lower surface Neutral surface Upper surface None of these Lower surface ANSWER DOWNLOAD EXAMIANS APP