Machine Design The endurance limit for a mirror polished material will be __________ as compared to unpolished material. Same More None of these Less Same More None of these Less ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test Vickers Rockwell None of these Brinell Vickers Rockwell None of these Brinell ANSWER DOWNLOAD EXAMIANS APP
Machine Design The effective stress in wire ropes during normal working is equal to the stress due to Acceleration/retardation of masses plus stress due to bending Axial load plus stress due to acceleration/retardation Axial load plus stress due to bending Bending plus stress due to acceleration/retardation Acceleration/retardation of masses plus stress due to bending Axial load plus stress due to acceleration/retardation Axial load plus stress due to bending Bending plus stress due to acceleration/retardation ANSWER DOWNLOAD EXAMIANS APP
Machine Design The load cup of a screw jack is made separate from the head of the spindle to Enhance the load carrying capacity of the jack Reduce the value of frictional torque Prevent the rotation of load being lifted Reduce the effort needed for lifting the working load Enhance the load carrying capacity of the jack Reduce the value of frictional torque Prevent the rotation of load being lifted Reduce the effort needed for lifting the working load ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a square key made of mild steel, the shear and crushing strength are related as Shear strength is equal to crushing strength Shear strength is greater than crushing strength None of these Shear strength is less than crushing strength Shear strength is equal to crushing strength Shear strength is greater than crushing strength None of these Shear strength is less than crushing strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a machine member is subjected to torsion, the torsional shear stress set up in the member is Maximum at the centroidal axis and zero at the outer surface of the member Zero at both the centroidal axis and outer surface of the member Maximum at both the centroidal axis and outer surface of the member Zero at the centroidal axis and maximum at the outer surface of the member Maximum at the centroidal axis and zero at the outer surface of the member Zero at both the centroidal axis and outer surface of the member Maximum at both the centroidal axis and outer surface of the member Zero at the centroidal axis and maximum at the outer surface of the member ANSWER DOWNLOAD EXAMIANS APP
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