Machine Design Rankine's theory is used for Brittle materials Elastic materials Plastic materials Ductile materials Brittle materials Elastic materials Plastic materials Ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to 1.5 × diameter of bolt 1.25 × diameter of bolt 0.75 × diameter of bolt Diameter of bolt 1.5 × diameter of bolt 1.25 × diameter of bolt 0.75 × diameter of bolt Diameter of bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear plane in case of bolts should Be across threaded portion of shank Never be across the threaded portion Be parallel to axis of bolt Be normal to threaded portion of shank Be across threaded portion of shank Never be across the threaded portion Be parallel to axis of bolt Be normal to threaded portion of shank ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Increases markedly Decreases markedly Remain same Depends on heat treatment carried out Increases markedly Decreases markedly Remain same Depends on heat treatment carried out ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit of a material with finished surface in comparison to rough surface is More Same Less More or less depending on quantum of load More Same Less More or less depending on quantum of load ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a steam engine, the valve rod is connected to an eccentric rod by means of Universal joint Knuckle joint Cotter joint Flange coupling Universal joint Knuckle joint Cotter joint Flange coupling ANSWER DOWNLOAD EXAMIANS APP