Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 15 N-m 5 N-m 10 N-m 7 N-m 15 N-m 5 N-m 10 N-m 7 N-m 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 fatigue life of a part can be improved by Coating Polishing Shot peening Electroplating Coating Polishing Shot peening Electroplating ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a close coiled helical spring is compressed, its wire is subjected to Compression Tension Shear All of these Compression Tension Shear All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration factor is defined as the ratio of Nominal stress to the maximum stress Nominal stress to the endurance limit Maximum stress to the nominal stress Maximum stress to the endurance limit Nominal stress to the maximum stress Nominal stress to the endurance limit Maximum stress to the nominal stress Maximum stress to the endurance limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design The tension on the slack side of the belt is __________ the tension on the tight side of the belt. Less than Equal to Greater than None of these Less than Equal to Greater than None of these ANSWER DOWNLOAD EXAMIANS APP
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