Machine Design In a flange coupling, the flanges are coupled together by means of Headless taper bolts Studs Bolts and nuts None of these Headless taper bolts Studs Bolts and nuts None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Guest's theory is used for Brittle materials Plastic materials Elastic materials Ductile materials Brittle materials Plastic materials Elastic materials Ductile materials 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 t.τu π/4 × d² × tτu π/4 × d².τu πd.t.τu t.τu π/4 × d² × tτu π/4 × d².τu ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and is flat on the shaft, is known as Wood ruff key Feather key Gib-head key Flat saddle key Wood ruff key Feather key Gib-head key Flat saddle key ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of thick cylinders, the tangential stress across the thickness of cylinder is Maximum at the inner surface and minimum at the outer surface Maximum at the outer surface and minimum at the inner surface Maximum at the inner surface and zero at the outer surface Maximum at the outer surface and zero at the inner surface Maximum at the inner surface and minimum at the outer surface Maximum at the outer surface and minimum at the inner surface Maximum at the inner surface and zero at the outer surface Maximum at the outer surface and zero at the inner surface ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 45° - φ/2 45° - φ 90° - φ 45° + φ/2 45° - φ/2 45° - φ 90° - φ 45° + φ/2 ANSWER DOWNLOAD EXAMIANS APP
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