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 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test Vickers Brinell Rockwell None of these Vickers Brinell Rockwell None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following pipe joints would be suitable for pipes carrying steam? Threaded Bell and spigot Expansion Flanged Threaded Bell and spigot Expansion Flanged ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to W/2 8W/9 W/9 2W/3 W/2 8W/9 W/9 2W/3 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of pressure vessels having closed ends, the fluid pressure induces None of these Shear stress Longitudinal stress Circumferential stress None of these Shear stress Longitudinal stress Circumferential stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set in order to Reduce vibration Reduce slip Ensure uniform loading Ensure proper alignment Reduce vibration Reduce slip Ensure uniform loading Ensure proper alignment ANSWER DOWNLOAD EXAMIANS APP