Machine Design The groove angle of pulleys for V-belt is 420 to 450 340 to 360 300 to 320 More than 400 420 to 450 340 to 360 300 to 320 More than 400 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if the Friction angle is equal to helix angle Friction angle is less than helix angle Friction angle is more than helix angle Efficiency of screw is 100% Friction angle is equal to helix angle Friction angle is less than helix angle Friction angle is more than helix angle Efficiency of screw is 100% 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 The helix angle for double helical gears may be made up to 90° 45° 60° 75° 90° 45° 60° 75° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The coefficient of friction between the belt and pulley depends upon the Speed of belt All of these Slip of belt Material of belt and pulley Speed of belt All of these Slip of belt Material of belt and pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum shear stress theory is used for Ductile materials Plastic materials Nonferrous materials Brittle materials Ductile materials Plastic materials Nonferrous materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
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