Machine Design When a close coiled helical spring is compressed, its wire is subjected to All of these Tension Shear Compression All of these Tension Shear Compression ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by means of a belt depends upon Velocity of the belt Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley All of these Velocity of the belt Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The edges of a boiler plate are bevelled to an angle of 30° 45° 60° 80° 30° 45° 60° 80° 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) t.τu πd.t.τu π/4 × d².τu π/4 × d² × tτu t.τu πd.t.τu π/4 × d².τu π/4 × d² × tτu ANSWER DOWNLOAD EXAMIANS APP
Machine Design In worm, gears, pitch lead angle is The angle between the tangent to the pitch helix and the plane of rotation None of these The angle between the tangent to the pitch helix and an element of the cylinder Half the angle between two inclined faces in axial plane The angle between the tangent to the pitch helix and the plane of rotation None of these The angle between the tangent to the pitch helix and an element of the cylinder Half the angle between two inclined faces in axial plane ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in static loading is more serious in Ductile materials Equally serious in both cases Brittle materials Depends on other factors Ductile materials Equally serious in both cases Brittle materials Depends on other factors ANSWER DOWNLOAD EXAMIANS APP