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) [⅟₂ × (P1 + P2)] + Pc P1 + P2 P1 - P2 ⅟₂ × (P1 + P2) [⅟₂ × (P1 + P2)] + Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design In levers, leverage is the ratio of Effort arm to the load arm Load lifted to the effort applied Mechanical advantage to the velocity ratio Load arm to the effort arm Effort arm to the load arm Load lifted to the effort applied Mechanical advantage to the velocity ratio Load arm to the effort arm ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of third type, the mechanical advantage is __________ one. Equal to More than Less than None of these Equal to More than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration factor is defined as the ratio of Nominal stress to the maximum stress Maximum stress to the endurance limit Maximum stress to the nominal stress Nominal stress to the endurance limit Nominal stress to the maximum stress Maximum stress to the endurance limit Maximum stress to the nominal stress Nominal stress to the endurance limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to obtain bolt of uniform strength Increase its length Increase shank diameter Tighten die bolt properly Drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread Increase its length Increase shank diameter Tighten die bolt properly Drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be 2εc + εl εc + 2εl εc² + εl εc + εl² 2εc + εl εc + 2εl εc² + εl εc + εl² ANSWER DOWNLOAD EXAMIANS APP
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