Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by Where m = mass of belt per meter (kg/m) v = belt velocity (m/s) f = coefficient of friction a = angle of wrap (radians) (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in static loading is Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The constant factor in case of R10 series of preferred numbers is 1.12 1.26 1.58 1.06 1.12 1.26 1.58 1.06 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ball bearings are, usually, made from High carbon steel Medium carbon steel Low carbon steel High speed steel High carbon steel Medium carbon steel Low carbon steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take care of Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of transverse shear stress and curvature of wire Combined effect of bending stress and curvature of the wire Combined effect of transverse shear stress and bending stress in the wire Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of transverse shear stress and curvature of wire Combined effect of bending stress and curvature of the wire Combined effect of transverse shear stress and bending stress in the wire ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2100 N-m 2136 N-m 2050 N-m 2000 N-m 2100 N-m 2136 N-m 2050 N-m 2000 N-m ANSWER DOWNLOAD EXAMIANS APP