Machine Design According to maximum normal stress theory, the maximum normal stress in the shaft is (1/2) × √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] √(σ² × 4τ²) σ + √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] √(σ² × 4τ²) σ + √(σ² × 4τ²) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double fillet welded joint with parallel fillet weld of length 'l' and leg 's' is subjected to a tensile force 'P'. Assuming uniform stress distribution, the shear stress in the weld is given by P/√2.s.l 2P/s.l √2P/s.l P/2.s.l P/√2.s.l 2P/s.l √2P/s.l P/2.s.l ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing which operates without any lubricant present, is called Hydrostatic lubricated bearing Boundary lubricated bearing Hydrodynamic lubricated bearing Zero film bearing Hydrostatic lubricated bearing Boundary lubricated bearing Hydrodynamic lubricated bearing Zero film bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress for carbon steel under static loading is generally taken as 3000-4000 kg/cm² 2000-3000 kg/m² 4000-4500 kg/cm² 7500-10,000 kg/cm² 3000-4000 kg/cm² 2000-3000 kg/m² 4000-4500 kg/cm² 7500-10,000 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for precision metallic gears cut with high accuracy and operating at velocities up to 20 m/s is equal to 3/ (3 + v) 4.5/ (4.5 + v) 6/ (6 + v) 0.75/ (0.75 + √v) 3/ (3 + v) 4.5/ (4.5 + v) 6/ (6 + v) 0.75/ (0.75 + √v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design In nitrated parts, the origins of the fatigue cracks will occur at None of these Within the core Just below the surface Surface None of these Within the core Just below the surface Surface ANSWER DOWNLOAD EXAMIANS APP