Machine Design For tight leakage joints, following type of thread is best suited Metric Buttress NPT (national pipe threads). Square Metric Buttress NPT (national pipe threads). Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Buttress threads Knuckle threads Square threads Acme threads Buttress threads Knuckle threads Square threads Acme threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress induced in the belt is, Compressive stress Torsional shear stress Tensile stress Direct shear stress Compressive stress Torsional shear stress Tensile stress Direct shear stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The number of slots in a 25 mm castle nut is 4 8 2 6 4 8 2 6 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) πd.t.τu π/4 × d² × tτu π/4 × d².τu t.τu πd.t.τu π/4 × d² × tτu π/4 × d².τu t.τu ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a material is subjected to fatigue loading, the ratio of the endurance limit to the ultimate tensile strength is 0.2 0.35 0.65 0.5 0.2 0.35 0.65 0.5 ANSWER DOWNLOAD EXAMIANS APP
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