Machine Design In order to have smooth operation, the minimum number of teeth on the smaller sprocket, for moderate speeds, should be 15 17 21 25 15 17 21 25 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The algebraic difference between the maximum limit and the basic size is called Actual deviation Mean deviation Lower deviation Upper deviation Actual deviation Mean deviation Lower deviation Upper deviation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a riveted joint is equal to Least of Pt, Ps and Pc/P Pc /P Pt /P Ps /P Least of Pt, Ps and Pc/P Pc /P Pt /P Ps /P 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 / P2 = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a spring is cut down into two springs, the stiffness of cut springs will be Half Same None of these Double Half Same None of these Double ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kf - 1)/ (Kt - 1) (Kt - 1)/ (Kf - 1) (Kt + 1)/ (Kf + 1) (Kf + 1)/ (Kt + 1) (Kf - 1)/ (Kt - 1) (Kt - 1)/ (Kf - 1) (Kt + 1)/ (Kf + 1) (Kf + 1)/ (Kt + 1) ANSWER DOWNLOAD EXAMIANS APP