Machine Design Screws used for power transmission should have High efficiency Strong teeth Low efficiency Very fine threads High efficiency Strong teeth Low efficiency Very fine threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell. The pitch of the rivets in the outer row is double the pitch in the inner row and zigzag riveting is proposed. Which of the following statement is correct? There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear There are five rivets per pitch length, all in double shear There are four rivets per pitch length, all in double shear There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear There are five rivets per pitch length, all in double shear There are four rivets per pitch length, all in double shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to Dynamic load Completely reversed load Static load Static as well as dynamic load Dynamic load Completely reversed load Static load Static as well as dynamic load ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crushing resistance required to crush the rivet per pitch length is n.d.t.σc p.t.σc (p - d) t.σc p.d.σc n.d.t.σc p.t.σc (p - d) t.σc p.d.σc ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic hole is one Whose upper deviation is zero Whose lower as well as upper deviations are zero Does not exist Whose lower deviation is zero Whose upper deviation is zero Whose lower as well as upper deviations are zero Does not exist Whose lower deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to Decrease the key length Increase the key width Increase the key length Increase the key depth Decrease the key length Increase the key width Increase the key length Increase the key depth ANSWER DOWNLOAD EXAMIANS APP
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