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/4σt pd/2σt pd/3σt pd/σt pd/4σt pd/2σt pd/3σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a partial journal bearing, the angle of contact of the bearing with the journal is 180° 270° 120° 360° 180° 270° 120° 360° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Is 50% of yield point Approaches yield point Is about yield point divided by safety factor Is just sufficient to hold parts together Is 50% of yield point Approaches yield point Is about yield point divided by safety factor Is just sufficient to hold parts together ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width (5 rivets per pitch length) should be 63 to 70% 80 to 90% 70 to 83% 45 to 60% 63 to 70% 80 to 90% 70 to 83% 45 to 60% ANSWER DOWNLOAD EXAMIANS APP
Machine Design A rivet is specified by Length of rivet Type of head Length of tail Shank diameter Length of rivet Type of head Length of tail Shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the thickness of the boiler shell should not be less than 7 mm 5 mm 4 mm 6 mm 7 mm 5 mm 4 mm 6 mm ANSWER DOWNLOAD EXAMIANS APP
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