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) = 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 (P1 - mv²)/ (P2 - mv²) = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design The following type of nut is used with alien bolt Any one of the above Castle nut Slotted nut Hexagonal nut Any one of the above Castle nut Slotted nut Hexagonal nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads. Three times Double Four times Same Three times Double Four times Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of __________ type, the mechanical advantage is less than one. None of these Third First Second None of these Third First Second ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts A and B are made of the same material. The diameter of shaft A is twice as that of shaft B. The power transmitted by the shaft A will be __________ of shaft B. Eight times Four times Sixteen times Twice Eight times Four times Sixteen times Twice ANSWER DOWNLOAD EXAMIANS APP
Machine Design Factor of safety for fatigue loading is the ratio of 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 Endurance limit to the working stress Elastic limit to the yield point Elastic limit to the working stress ANSWER DOWNLOAD EXAMIANS APP
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