Machine Design The connecting rod bolts are tightened up so that tightening stress Is 50% of yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Approaches yield point Is 50% of yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Approaches yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rated life of a bearing varies Inversely as cube of load Directly as load Inversely as square of load Inversely as fourth power of load Inversely as cube of load Directly as load Inversely as square of load Inversely as fourth power of load ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the speed of belt increases, The power transmitted will increase The coefficient of friction between the belt and pulley increases The power transmitted will decrease The coefficient of friction between the belt and pulley decreases The power transmitted will increase The coefficient of friction between the belt and pulley increases The power transmitted will decrease The coefficient of friction between the belt and pulley decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given byWhere m = mass of belt per meter (kg/m)v = belt velocity (m/s)f = coefficient of frictiona = angle of wrap (radians) (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design The function of the washer is to Absorb shocks and vibrations Provide cushioning effect Fill up the axial gap Provide bearing area Absorb shocks and vibrations Provide cushioning effect Fill up the axial gap Provide bearing area 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 Dynamic loading Combined static and dynamic loading Completely reversed loading Static loading Dynamic loading Combined static and dynamic loading Completely reversed loading Static loading ANSWER DOWNLOAD EXAMIANS APP
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