Machine Design The constant factor in case of R10 series of preferred numbers is 1.58 1.12 1.26 1.06 1.58 1.12 1.26 1.06 ANSWER DOWNLOAD EXAMIANS APP
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 7 N-m 15 N-m 10 N-m 5 N-m 7 N-m 15 N-m 10 N-m 5 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Approaches yield point Is 50% of yield point Is about yield point divided by safety factor Is just sufficient to hold parts together Approaches yield point Is 50% of yield point Is about yield point divided by safety factor Is just sufficient to hold parts together ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt is subjected to an external load, the stress induced in the bolt will be Any one of these Shear stress Combined tensile and shear stress Tensile stress Any one of these Shear stress Combined tensile and shear stress Tensile stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a spring is cut down into two springs, the stiffness of cut springs will be None of these Same Double Half None of these Same Double Half ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 4D3n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 8D²n ANSWER DOWNLOAD EXAMIANS APP
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