Machine Design A flanged pipe joint will be a leak-proof joint, if the circumferential pitch of the bolts is (where d = Diameter of bolt hole) Greater than 30d Between 20d and 30d Equal to inside diameter of pipe Less than 20d Greater than 30d Between 20d and 30d Equal to inside diameter of pipe Less than 20d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to Have variable bending moment (M) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Obtain variable moment of inertia (I) in each leaf Have variable bending moment (M) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Obtain variable moment of inertia (I) in each leaf ANSWER DOWNLOAD EXAMIANS APP
Machine Design A universal coupling is used to connect two shafts Which are not in exact alignment Whose axes intersect at a small angle Have lateral misalignment Which are perfectly aligned Which are not in exact alignment Whose axes intersect at a small angle Have lateral misalignment Which are perfectly aligned ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rocker arms in internal combustion engines are of__________. Second type levers Third type levers None of these First type levers Second type levers Third type levers None of these First type levers ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the bolts are subjected to Shear stress Compressive stress Tensile stress None of these Shear stress Compressive stress Tensile stress None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up with initial tension greater than the external load so that The resultant load on the bolt would not be affected by the external cyclic load Bolts will not loosen during service Joint may not open up Bolts are weakest elements The resultant load on the bolt would not be affected by the external cyclic load Bolts will not loosen during service Joint may not open up Bolts are weakest elements ANSWER DOWNLOAD EXAMIANS APP