Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Increases markedly Decreases markedly Depends on heat treatment carried out Remain same Increases markedly Decreases markedly Depends on heat treatment carried out Remain same ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to withstand resistance to wear, the best profile of gear is 20° involute stub tooth 14½° full depth involute tooth 14½° stub tooth 20° full depth involute tooth 20° involute stub tooth 14½° full depth involute tooth 14½° stub tooth 20° full depth involute tooth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be 24 kN/m 12 kN/m 6 kN/m 30 kN/m 24 kN/m 12 kN/m 6 kN/m 30 kN/m ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shear stress theory is applicable for Elastic materials All of these Ductile materials Brittle materials Elastic materials All of these Ductile materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a journal bearing, the load on the bearing is __________ to the axis of the journal. None of these Parallel Perpendicular Both A and B None of these Parallel Perpendicular Both A and B ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a helical compression spring is cut into halves, the stiffness of the resulting spring will be Double Same One-half One-fourth Double Same One-half One-fourth ANSWER DOWNLOAD EXAMIANS APP
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