Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2.5 d 1.2 d 2 d 1.6 d 2.5 d 1.2 d 2 d 1.6 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct for gears? The addendum is less than dedendum The pitch circle is always greater than the base circle All of these The pitch circle diameter is equal to the product of module and number of teeth The addendum is less than dedendum The pitch circle is always greater than the base circle All of these The pitch circle diameter is equal to the product of module and number of teeth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be 4 τ τ 2 τ τ/2 4 τ τ 2 τ τ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit of a material with finished surface in comparison to rough surface is Less More Same More or less depending on quantum of load Less More Same More or less depending on quantum of load 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, 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 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Dressing the belt to increase the coefficient of friction Increasing wrap angle by using idler pulley All of these Increasing the initial tension in the belt Dressing the belt to increase the coefficient of friction Increasing wrap angle by using idler pulley All of these Increasing the initial tension in the belt ANSWER DOWNLOAD EXAMIANS APP