Machine Design Failure of a material is called fatigue when it fails Below the yield point Below the elastic limit At the elastic limit At the yield point Below the yield point Below the elastic limit At the elastic limit At the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of pressure vessels having open ends, the fluid pressure induces Shear stress None of these Longitudinal stress Circumferential stress Shear stress None of these Longitudinal stress Circumferential stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. Thin film None of these Thick film Either A or B Thin film None of these Thick film Either A or B ANSWER DOWNLOAD EXAMIANS APP
Machine Design 18/8 steel contains 18% nickel and 8% chromium 18% vanadium and 8% nickel 18% chromium and 8% nickel 18% nickel and 8% vanadium 18% nickel and 8% chromium 18% vanadium and 8% nickel 18% chromium and 8% nickel 18% nickel and 8% vanadium ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/4 d/2 d/8 d/6 d/4 d/2 d/8 d/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) π/4 × d².τu π/4 × d² × tτu t.τu πd.t.τu π/4 × d².τu π/4 × d² × tτu t.τu πd.t.τu ANSWER DOWNLOAD EXAMIANS APP
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