Machine Design The efficiency of a riveted joint is equal to Pt /P Least of Pt, Ps and Pc/P Ps /P Pc /P Pt /P Least of Pt, Ps and Pc/P Ps /P Pc /P ANSWER DOWNLOAD EXAMIANS APP
Machine Design Wahl's stress factor __________ very rapidly as the spring index decreases. Decreases Increases Remain same None of these Decreases Increases Remain same None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 120 60 100 90 120 60 100 90 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is Equal to 50% Less than 50% None of these More than 50% Equal to 50% Less than 50% None of these More than 50% ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by All of these Decreasing the cross-sectional area of the bar Increasing the length of bar Decreasing the modulus of elasticity of the bar All of these Decreasing the cross-sectional area of the bar Increasing the length of bar Decreasing the modulus of elasticity of the bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus. 5 times 20 times 15 times 10 times 5 times 20 times 15 times 10 times ANSWER DOWNLOAD EXAMIANS APP