Machine Design A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible tensile stress in the metal is 20 N/mm², then the thickness of the metal required for making the pipe will be 10 mm 15 mm 5 mm 25 mm 10 mm 15 mm 5 mm 25 mm 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 + (b/3a)] σ [1 + (2a/b)] σ [1 + (3a/b)] σ [1 + (b/2a)] σ [1 + (b/3a)] σ [1 + (2a/b)] σ [1 + (3a/b)] σ [1 + (b/2a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be Acme threads Knuckle threads Square threads Buttress threads Acme threads Knuckle threads Square threads Buttress threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design In helical bevel gearing, the axes of shafts are __________ and the teeth are curved. Intersecting None of these Non-intersecting and non-parallel Intersecting and non-parallel Intersecting None of these Non-intersecting and non-parallel Intersecting and non-parallel ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear modulus of resilience is proportional to (Shear stress)² (Shear stress)3 Shear stress (Shear stress)⁴ (Shear stress)² (Shear stress)3 Shear stress (Shear stress)⁴ ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress induced in the belt is, Torsional shear stress Compressive stress Tensile stress Direct shear stress Torsional shear stress Compressive stress Tensile stress Direct shear stress ANSWER DOWNLOAD EXAMIANS APP