Machine Design For tight leakage joints, following type of thread is best suited Square NPT (national pipe threads). Metric Buttress Square NPT (national pipe threads). Metric Buttress 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/2σt pd/σt pd/3σt pd/4σt pd/2σt pd/σt pd/3σt pd/4σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus. 20 times 5 times 15 times 10 times 20 times 5 times 15 times 10 times ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are provided with a cage To prevent the lubricant from flowing out To reduce friction To facilitate slipping of balls To maintain the balls at a fixed distance apart To prevent the lubricant from flowing out To reduce friction To facilitate slipping of balls To maintain the balls at a fixed distance apart ANSWER DOWNLOAD EXAMIANS APP
Machine Design For longitudinal joint in boilers, the type of joint used is Butt joint with single cover plate Any one of the above Butt joint with double cover plate Lap joint with one ring overlapping the other Butt joint with single cover plate Any one of the above Butt joint with double cover plate Lap joint with one ring overlapping the other ANSWER DOWNLOAD EXAMIANS APP
Machine Design In V-belt drive, belt touches Could touch anywhere Both at bottom and sides At sides only At bottom Could touch anywhere Both at bottom and sides At sides only At bottom ANSWER DOWNLOAD EXAMIANS APP
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