Machine Design The centre distance between two meshing involute gears is equal to Difference of base circle radii/cosφ Difference of pitch circle radii/cosφ Sum of base circle radii/cosφ Sum of pitch circle radii/cosφ Difference of base circle radii/cosφ Difference of pitch circle radii/cosφ Sum of base circle radii/cosφ Sum of pitch circle radii/cosφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, 100 H6/g5 means that Tolerance grade for the hole is 6 and for the shaft is 5 Tolerance grade for the hole is 4 to 8 and for the shaft is 3 to 7 Tolerance grade for the shaft is 4 to 8 and for the hole is 3 to 7 Tolerance grade for the shaft is 6 and for the hole is 5 Tolerance grade for the hole is 6 and for the shaft is 5 Tolerance grade for the hole is 4 to 8 and for the shaft is 3 to 7 Tolerance grade for the shaft is 4 to 8 and for the hole is 3 to 7 Tolerance grade for the shaft is 6 and for the hole is 5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct regarding power screws? If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% The efficiency of a self locking screw can not be more than 50% Both (A) and (B) The efficiency of Acme (trapezoidal) thread is less than that of a square thread If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% The efficiency of a self locking screw can not be more than 50% Both (A) and (B) The efficiency of Acme (trapezoidal) thread is less than that of a square thread ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 120 90 100 60 120 90 100 60 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key way lowers The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft The strength of the shaft The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft The strength of the shaft 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. 160° 180° 90° 135° 160° 180° 90° 135° ANSWER DOWNLOAD EXAMIANS APP
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