Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only Bending stress only A combination of bending stress and direct shear stress A combination of torsional shear stress and bending Direct shear stress only Bending stress only ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key way lowers The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft The strength of the shaft The rigidity of the shaft Both the strength and rigidity of the shaft The ductility of the shaft The strength of the shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 1.6 d 2.5 d 1.2 d 2 d 1.6 d 2.5 d 1.2 d 2 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The building up of worn and undersized parts, subjected to repeated loads by electroplating is Has no effect as regards fatigue strength Best method Extremely hazardous Cheapest method Has no effect as regards fatigue strength Best method Extremely hazardous Cheapest method ANSWER DOWNLOAD EXAMIANS APP
Machine Design The face angle of a bevel gear is equal to Pitch angle - addendum angle Pitch angle + addendum angle Pitch angle + dedendum angle Pitch angle - dedendum angle Pitch angle - addendum angle Pitch angle + addendum angle Pitch angle + dedendum angle Pitch angle - dedendum angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design The property of a material which enables it to be drawn into wires with the application of a tensile force, is called Elasticity Ductility Malleability Plasticity Elasticity Ductility Malleability Plasticity ANSWER DOWNLOAD EXAMIANS APP
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