Machine Design In Vickers hardness testing, the pyramid indentor apex is 40° 136° 152° 122° 40° 136° 152° 122° ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2050 N-m 2136 N-m 2000 N-m 2100 N-m 2050 N-m 2136 N-m 2000 N-m 2100 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. One-eighth One-half One-fourth Double One-eighth One-half One-fourth Double ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Remain same Increases markedly Depends on heat treatment carried out Decreases markedly Remain same Increases markedly Depends on heat treatment carried out Decreases markedly ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is not correct procedure to increase the fatigue limit? Shot peening Cold working Under stressing Surface decarburisation Shot peening Cold working Under stressing Surface decarburisation ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt is subjected to an external load, the stress induced in the bolt will be Combined tensile and shear stress Tensile stress Any one of these Shear stress Combined tensile and shear stress Tensile stress Any one of these Shear stress ANSWER DOWNLOAD EXAMIANS APP
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