Machine Design The gears are termed as medium velocity gears, if their peripheral velocity is 30-50 m/s 3-15 m/s 15-30 m/s 1-3 m/s 30-50 m/s 3-15 m/s 15-30 m/s 1-3 m/s ANSWER DOWNLOAD EXAMIANS APP
Machine Design Screws used for power transmission should have Strong teeth High efficiency Very fine threads Low efficiency Strong teeth High efficiency Very fine threads Low efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a machine member is subjected to torsion, the torsional shear stress set up in the member is Zero at both the centroidal axis and outer surface of the member Zero at the centroidal axis and maximum at the outer surface of the member Maximum at both the centroidal axis and outer surface of the member Maximum at the centroidal axis and zero at the outer surface of the member Zero at both the centroidal axis and outer surface of the member Zero at the centroidal axis and maximum at the outer surface of the member Maximum at both the centroidal axis and outer surface of the member Maximum at the centroidal axis and zero at the outer surface of the member ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then formative number of teeth is written as T sec²φ T/sec³φ T sec³φ T cosecφ T sec²φ T/sec³φ T sec³φ T cosecφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the threads and normal tolerance grade is designated as M6 M8 - 6d M8 M6 - 8d M6 M8 - 6d M8 M6 - 8d ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to determine the stresses in a thin cylinder due to an internal pressure, it is assumed that The effect of the restraining action of the heads at the end of the pressure vessel is neglected All of these The effect of curvature of the cylinder wall is neglected The tensile stresses are uniformly distributed over the section of the walls The effect of the restraining action of the heads at the end of the pressure vessel is neglected All of these The effect of curvature of the cylinder wall is neglected The tensile stresses are uniformly distributed over the section of the walls ANSWER DOWNLOAD EXAMIANS APP
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