Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 2080 d 1420 d 2840 d 1680 d 2080 d 1420 d 2840 d 1680 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A universal coupling is used to connect two shafts Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle Have lateral misalignment Which are not in exact alignment Which are perfectly aligned Whose axes intersect at a small angle Have lateral misalignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock resistance of steel is increased by adding Chromium Nickel Nickel and chromium Cobalt and molybdenum Chromium Nickel Nickel and chromium Cobalt and molybdenum ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in cyclic loading is more serious in Equally serious in both cases Ductile materials Depends on other factors Brittle materials Equally serious in both cases Ductile materials Depends on other factors Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, if one of the belts break, then The broken belt and the belt on either side of it, is replaced Only the broken belt is replaced The entire set of belts is replaced The broken belt need not to be replaced The broken belt and the belt on either side of it, is replaced Only the broken belt is replaced The entire set of belts is replaced The broken belt need not to be replaced ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kt + 1)/ (Kf + 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kt + 1)/ (Kf + 1) ANSWER DOWNLOAD EXAMIANS APP
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