Machine Design The material generally used for aircraft components is Mild steel Stainless steel High speed steel Aluminium Mild steel Stainless steel High speed steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value? Maximum shear stress theory Maximum distortion energy theory Maximum principal stress theory Maximum strain energy theory Maximum shear stress theory Maximum distortion energy theory Maximum principal stress theory Maximum strain energy theory ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock absorbing capacity of a bolt may be increased by Decreasing its shank diameter Increasing its shank diameter Tightening the bolt properly Making the shank diameter equal to core diameter of thread Decreasing its shank diameter Increasing its shank diameter Tightening the bolt properly Making the shank diameter equal to core diameter of thread ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the stress induced in the wire is Shear stress Compressive stress Tensile stress Bending stress Shear stress Compressive stress Tensile stress Bending stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 70 to 83% 80 to 90% 45 to 60% 63 to 70% 70 to 83% 80 to 90% 45 to 60% 63 to 70% ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2136 N-m 2100 N-m 2050 N-m 2000 N-m 2136 N-m 2100 N-m 2050 N-m 2000 N-m ANSWER DOWNLOAD EXAMIANS APP