Machine Design The lead angle of a worm is 22.5°. Its helix angle will be 45° 67.5° 90° 22.5° 45° 67.5° 90° 22.5° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd3/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd⁴/ 8D3n Gd3/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd⁴/ 8D3n ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a material fails below its yield point, failure would be due to Fatigue Creep Sudden loading Straining Fatigue Creep Sudden loading Straining ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 90° 160° 180° 135° 90° 160° 180° 135° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Machine screws are Similar to small size tap bolts except that a greater variety of shapes of heads are available Slotted for a screw driver and generally used with a nut Used to prevent relative motion between two parts Similar to stud Similar to small size tap bolts except that a greater variety of shapes of heads are available Slotted for a screw driver and generally used with a nut Used to prevent relative motion between two parts Similar to stud ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be 2 times more 3 times more Same in both cases 4 times more 2 times more 3 times more Same in both cases 4 times more ANSWER DOWNLOAD EXAMIANS APP
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