Machine Design A feather key is generally Loose in both shaft and hub Tight in both shaft and hub Loose in shaft and tight in hub Tight in shaft and loose in hub Loose in both shaft and hub Tight in both shaft and hub Loose in shaft and tight in hub Tight in shaft and loose in hub 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, 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, 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, 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, all in double shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a helical compression spring is cut into halves, the stiffness of the resulting spring will be Same One-fourth One-half Double Same One-fourth One-half Double ANSWER DOWNLOAD EXAMIANS APP
Machine Design The contact ratio for gears is Zero Greater than one None of these Less than one Zero Greater than one None of these Less than one ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ultimate strength of steel in tension in comparison to shear is in the ratio of 0.042361111111111 0.12638888888889 0.084027777777778 0.085416666666667 0.042361111111111 0.12638888888889 0.084027777777778 0.085416666666667 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the shaft rotates in anticlockwise direction at high speed in a bearing, it will Move towards right of the bearing making metal to metal contact Move towards left of the bearing making metal to metal contact Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact Move towards right of the bearing making metal to metal contact Move towards left of the bearing making metal to metal contact Have contact at the bottom most of the bearing Move towards right of the bearing making no metal to metal contact ANSWER DOWNLOAD EXAMIANS APP