Machine Design A sliding bearing in which although lubricant is present, the working surfaces __________ contact each other at least part of the time, is called boundary lubricated bearing. Fully None of these Either A or B Partially Fully None of these Either A or B Partially ANSWER DOWNLOAD EXAMIANS APP
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 / 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 (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Lewis equation in gears is used to find the Compressive stress in bending Tensile stress in bending Shear stress Fatigue stress Compressive stress in bending Tensile stress in bending Shear stress Fatigue stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then formative number of teeth is written as T cosecφ T sec²φ T/sec³φ T sec³φ T cosecφ T sec²φ T/sec³φ T sec³φ ANSWER DOWNLOAD EXAMIANS APP
Machine Design All stresses produced in a belt are Tensile stresses Both tensile and compressive stresses Shear stresses Compressive stresses Tensile stresses Both tensile and compressive stresses Shear stresses Compressive stresses ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to determine the stresses in a thin cylinder due to an internal pressure, it is assumed that All of these The tensile stresses are uniformly distributed over the section of the walls The effect of the restraining action of the heads at the end of the pressure vessel is neglected The effect of curvature of the cylinder wall is neglected All of these The tensile stresses are uniformly distributed over the section of the walls The effect of the restraining action of the heads at the end of the pressure vessel is neglected The effect of curvature of the cylinder wall is neglected ANSWER DOWNLOAD EXAMIANS APP
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