Machine Design Which of the following key is preferred for the condition when a large amount of impact type torque is to be transmitted in both direction of rotation? Woodruff key Gib-head key Feather key Tangent key Woodruff key Gib-head key Feather key Tangent key ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (neglecting centrifugal tension) will be equal to (Where, Pc is centrifugal tension) P1 + P2 P1 - P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂ × (P1 + P2) P1 + P2 P1 - P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂ × (P1 + P2) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis form factor for 14½° composite and full depth involute system is (where T = Number of teeth) 0.175 - (0.841/T) 0.154 - (0.912/T) 0.124 - (0.684/T) None of these 0.175 - (0.841/T) 0.154 - (0.912/T) 0.124 - (0.684/T) None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Factor of safety for fatigue loading is the ratio of Endurance limit to the working stress Elastic limit to the yield point Elastic limit to the working stress Young's modulus to the ultimate tensile strength Endurance limit to the working stress Elastic limit to the yield point Elastic limit to the working stress Young's modulus to the ultimate tensile strength 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 Increasing the length of bar All of these Decreasing the cross-sectional area of the bar Decreasing the modulus of elasticity of the bar Increasing the length of bar All of these Decreasing the cross-sectional area of the bar Decreasing the modulus of elasticity of the bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to Combined static and dynamic loading Completely reversed loading Dynamic loading Static loading Combined static and dynamic loading Completely reversed loading Dynamic loading Static loading ANSWER DOWNLOAD EXAMIANS APP
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