Machine Design Which of the following material has the maximum ductility? Zinc Aluminium Mild steel Copper Zinc Aluminium Mild steel Copper 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 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, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear There are five rivets per pitch length, all in double 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, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear There are five rivets per pitch length, all in double shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum shear stress theory is used for Plastic materials Ductile materials Nonferrous materials Brittle materials Plastic materials Ductile materials Nonferrous materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the Initial tension or external load, whichever is greater Initial tension External load applied Sum of the initial tension and external load applied Initial tension or external load, whichever is greater Initial tension External load applied Sum of the initial tension and external load applied ANSWER DOWNLOAD EXAMIANS APP
Machine Design For maximum power, the velocity of the belt will be √(T/2m) √(T/m) √(T/3m) None of these √(T/2m) √(T/m) √(T/3m) None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Screws used for power transmission should have High efficiency Low efficiency Very fine threads Strong teeth High efficiency Low efficiency Very fine threads Strong teeth ANSWER DOWNLOAD EXAMIANS APP