Machine Design The connecting rod bolts are tightened up so that tightening stress Is just sufficient to hold parts together Is about yield point divided by safety factor Approaches yield point Is 50% of yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Approaches yield point Is 50% of yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kf - 1)/ (Kt - 1) (Kt - 1)/ (Kf - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) (Kf - 1)/ (Kt - 1) (Kt - 1)/ (Kf - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) ANSWER DOWNLOAD EXAMIANS APP
Machine Design If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to 1.25 × diameter of bolt Diameter of bolt 0.75 × diameter of bolt 1.5 × diameter of bolt 1.25 × diameter of bolt Diameter of bolt 0.75 × diameter of bolt 1.5 × diameter of bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Auto frettage is the method of Calculating stresses in thick cylinders Pre-stressing thick cylinders Increasing the life of thick cylinders Joining thick cylinders Calculating stresses in thick cylinders Pre-stressing thick cylinders Increasing the life of thick cylinders Joining thick cylinders ANSWER DOWNLOAD EXAMIANS APP
Machine Design The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod) 0.8 d 1.2 d 0.5 d d 0.8 d 1.2 d 0.5 d d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The gears are termed as medium velocity gears, if their peripheral velocity is 3-15 m/s 15-30 m/s 30-50 m/s 1-3 m/s 3-15 m/s 15-30 m/s 30-50 m/s 1-3 m/s ANSWER DOWNLOAD EXAMIANS APP