Machine Design Machine screws are Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between two parts Slotted for a screw driver and generally used with a nut Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available Used to prevent relative motion between two parts Slotted for a screw driver and generally used with a nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Decreases the fatigue strength Has no influence on fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength Has no influence on fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 45° 90° 22.5° 67.5° 45° 90° 22.5° 67.5° ANSWER DOWNLOAD EXAMIANS APP
Machine Design All stresses produced in a belt are Both tensile and compressive stresses Shear stresses Tensile stresses Compressive stresses Both tensile and compressive stresses Shear stresses Tensile stresses Compressive stresses ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston rod of a steam engine is usually connected to the cross-head by means of Cotter joint Universal joint Knuckle joint Bolted joint Cotter joint Universal joint Knuckle joint Bolted joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design The surface finish factor for a mirror polished material is 0.65 1 0.85 0.45 0.65 1 0.85 0.45 ANSWER DOWNLOAD EXAMIANS APP