Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 63 to 70% 45 to 60% 70 to 83% 80 to 90% 63 to 70% 45 to 60% 70 to 83% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Machine Design A thin spherical shell of internal diameter d is subjected to an internal pressure p. If σt is the tensile stress for the shell material, then thickness of shell is equal to pd/σt pd/3σt pd/4σt pd/2σt pd/σt pd/3σt pd/4σt pd/2σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is Direct shear stress only A combination of torsional shear stress and bending A combination of bending stress and direct shear stress Bending stress only Direct shear stress only A combination of torsional shear stress and bending A combination of bending stress and direct shear stress Bending stress only ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the assembly of pulley, key and shaft Key is made the weakest All the three are designed for equal strength Pulley is made the weakest Key is made the strongest Key is made the weakest All the three are designed for equal strength Pulley is made the weakest Key is made the strongest ANSWER DOWNLOAD EXAMIANS APP
Machine Design The flank of the tooth is the Surface of the top of the tooth Width of the tooth measured along the pitch circle Surface of the tooth below the pitch surface Surface of the tooth above the pitch surface Surface of the top of the tooth Width of the tooth measured along the pitch circle Surface of the tooth below the pitch surface Surface of the tooth above the pitch surface ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used. Square Parallel Rectangular None of these Square Parallel Rectangular None of these ANSWER DOWNLOAD EXAMIANS APP
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