Machine Design An open belt drive is used when Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is specified by its Minor diameter Pitch diameter Pitch Major diameter Minor diameter Pitch diameter Pitch Major diameter 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 t.τu π/4 × d² × tτu πd.t.τu π/4 × d².τu t.τu π/4 × d² × tτu πd.t.τu ANSWER DOWNLOAD EXAMIANS APP
Machine Design A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress) σ [1 + (3a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] σ [1 + (2a/b)] σ [1 + (3a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] σ [1 + (2a/b)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design A steel containing _________ 0.8% carbon is known as hypo-eutectoid steel. Less than None of these Equal to Greater than Less than None of these Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the Sum of the initial tension and external load applied External load applied Initial tension or external load, whichever is greater Initial tension Sum of the initial tension and external load applied External load applied Initial tension or external load, whichever is greater Initial tension ANSWER DOWNLOAD EXAMIANS APP
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