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) ⅟₂ × (P1 + P2) P1 + P2 P1 - P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂ × (P1 + P2) P1 + P2 P1 - P2 [⅟₂ × (P1 + P2)] + Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width (5 rivets per pitch length) should be 70 to 83% 63 to 70% 80 to 90% 45 to 60% 70 to 83% 63 to 70% 80 to 90% 45 to 60% ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the stress induced in the wire is Tensile stress Bending stress Compressive stress Shear stress Tensile stress Bending stress Compressive stress Shear stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design For circumferential joint in boilers, the type of joint used is Any one of the above Lap joint with one ring overlapping the other Butt joint with double cover plate Butt joint with single cover plate Any one of the above Lap joint with one ring overlapping the other Butt joint with double cover plate Butt joint with single cover plate ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft) 2d + 20 mm d + 17 mm 2d + 13 mm 3.5 d 2d + 20 mm d + 17 mm 2d + 13 mm 3.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing which can support steady loads without any relative motion between the journal and the bearing, is called Zero film bearing Hydrostatic lubricated bearing Boundary lubricated bearing Hydrodynamic lubricated bearing Zero film bearing Hydrostatic lubricated bearing Boundary lubricated bearing Hydrodynamic lubricated bearing ANSWER DOWNLOAD EXAMIANS APP