Machine Design The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called Repeated stress Fluctuating stress Yield stress Alternating stress Repeated stress Fluctuating stress Yield stress Alternating stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrodynamic bearings Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease is used for lubrication Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease is used for lubrication ANSWER DOWNLOAD EXAMIANS APP
Machine Design A universal coupling is used to connect two shafts Which are perfectly aligned Whose axes intersect at a small angle Which are not in exact alignment Have lateral misalignment Which are perfectly aligned Whose axes intersect at a small angle Which are not in exact alignment Have lateral misalignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design Rankine's theory is used for Ductile materials Elastic materials Plastic materials Brittle materials Ductile materials Elastic materials Plastic materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The smallest diameter of an external or internal screw thread is known as Major diameter Pitch diameter None of these Minor diameter Major diameter Pitch diameter None of these Minor diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take care of Combined effect of bending stress and curvature of the wire Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of transverse shear stress and curvature of wire Combined effect of transverse shear stress and bending stress in the wire Combined effect of bending stress and curvature of the wire Combined effect of torsional shear stress and transverse shear stress in the wire Combined effect of transverse shear stress and curvature of wire Combined effect of transverse shear stress and bending stress in the wire ANSWER DOWNLOAD EXAMIANS APP