Machine Design For tight leakage joints, following type of thread is best suited Buttress Square Metric NPT (national pipe threads). Buttress Square Metric NPT (national pipe threads). ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to obtain bolt of uniform strength Drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread Tighten die bolt properly Increase its length Increase shank diameter Drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread Tighten die bolt properly Increase its length Increase shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design Resistance to fatigue of a material is measured by Coefficient of elasticity Endurance limit Elastic limit Young's modulus Coefficient of elasticity Endurance limit Elastic limit Young's modulus ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a close coiled helical spring is compressed, its wire is subjected to Tension Compression Shear All of these Tension Compression Shear All of these 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 15 N-m 5 N-m 7 N-m 10 N-m 15 N-m 5 N-m 7 N-m 10 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design I.S. specifies following total number of grades of tolerances 18 20 22 16 18 20 22 16 ANSWER DOWNLOAD EXAMIANS APP
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