Machine Design Residual stress in materials Acts when external load is applied Is always harmful Is independent of external loads Becomes zero when external load is removed Acts when external load is applied Is always harmful Is independent of external loads Becomes zero when external load is removed ANSWER DOWNLOAD EXAMIANS APP
Machine Design If two springs are in parallel then their overall stiffness will be Same None of these Half Double Same None of these Half Double ANSWER DOWNLOAD EXAMIANS APP
Machine Design The permissible stress for carbon steel under static loading is generally taken as 2000-3000 kg/m² 3000-4000 kg/cm² 7500-10,000 kg/cm² 4000-4500 kg/cm² 2000-3000 kg/m² 3000-4000 kg/cm² 7500-10,000 kg/cm² 4000-4500 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cold working Has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The buckling load will be maximum for a column, if Both ends of the column are clamped Both ends of the column are hinged One end of the column is hinged and the other end is free One end of the column is clamped and the other end is free Both ends of the column are clamped Both ends of the column are hinged One end of the column is hinged and the other end is free One end of the column is clamped and the other end is free ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw will be self locking, if Friction angle is equal to helix angle Friction angle is more than helix angle Efficiency of screw is 100% Friction angle is less than helix angle Friction angle is equal to helix angle Friction angle is more than helix angle Efficiency of screw is 100% Friction angle is less than helix angle ANSWER DOWNLOAD EXAMIANS APP
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