Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Decreasing the cross-section area of bar Would depend upon other factors Increasing the cross-section area of bar Remain unaffected with cross-section area Decreasing the cross-section area of bar Would depend upon other factors Increasing the cross-section area of bar Remain unaffected with cross-section area ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a riveted joint is equal to Ps /P Pt /P Pc /P Least of Pt, Ps and Pc/P Ps /P Pt /P Pc /P Least of Pt, Ps and Pc/P ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 80 to 90% 45 to 60% 70 to 83% 63 to 70% 80 to 90% 45 to 60% 70 to 83% 63 to 70% ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the screw in a mechanical screw jack rotates, the load kept on the top of it moves None of these Axially upwards or downwards Axially upwards Axially downwards None of these Axially upwards or downwards Axially upwards Axially downwards ANSWER DOWNLOAD EXAMIANS APP
Machine Design In block brakes, the ratio of shoe width to wheel diameter is taken between 0.50 and 0.75 0.1 and 0.25 0.25 and 0.50 0.75 and 1 0.50 and 0.75 0.1 and 0.25 0.25 and 0.50 0.75 and 1 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Creep in belt is due to Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt All of these Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt All of these ANSWER DOWNLOAD EXAMIANS APP