Machine Design When a load W is applied suddenly on a bar of cross-sectional area A, the stress induced in the bar will be 3W/A W/A 2W/A W/2A 3W/A W/A 2W/A W/2A ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum bending stress in a curved beam having symmetrical section always occur at the Centroidal axis Neutral axis Outside fiber Inside fiber Centroidal axis Neutral axis Outside fiber Inside fiber 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 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 + (b/2a)] σ [1 + (2a/b)] σ [1 + (3a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] σ [1 + (2a/b)] σ [1 + (3a/b)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following spring is used in mechanical wrist watch? Helical compression spring Spiral spring Belleville spring Torsion spring Helical compression spring Spiral spring Belleville spring Torsion spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a riveted joint is equal to Pc /P Pt /P Least of Pt, Ps and Pc/P Ps /P Pc /P Pt /P Least of Pt, Ps and Pc/P Ps /P ANSWER DOWNLOAD EXAMIANS APP
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