Machine Design The shock absorbing capacity of a bolt may be increased by Making the shank diameter equal to core diameter of thread Tightening the bolt properly Increasing its shank diameter Decreasing its shank diameter Making the shank diameter equal to core diameter of thread Tightening the bolt properly Increasing its shank diameter Decreasing its shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a hole of diameter ‘d’ is punched in a metal of thickness 't', then the force required to punch a hole is equal to (where τu = Ultimate shear strength of the material of the plate) t.τu π/4 × d².τu πd.t.τu π/4 × d² × tτu t.τu π/4 × d².τu πd.t.τu π/4 × d² × tτu ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resilience of a bolt may be increased by Decreasing its length Increasing its shank diameter Increasing its length Decreasing its shank diameter Decreasing its length Increasing its shank diameter Increasing its length Decreasing its shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle in unified of American National threads is 29° 55° 47° 60° 29° 55° 47° 60° ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt is designed on the basis of __________ with a large factor of safety. Direct bending stress Direct shear stress Direct compressive stress Direct tensile stress Direct bending stress Direct shear stress Direct compressive stress Direct tensile stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 120 90 60 100 120 90 60 100 ANSWER DOWNLOAD EXAMIANS APP
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