Machine Design Rankine's theory of failure is applicable for following type of materials Plastic Ductile Brittle Elastic Plastic Ductile Brittle Elastic ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of idler pulley in belt drive is to Decrease the tendency of belt to slip Increase the wrap angle and belt tension All the above objectives Increase the power transmission capacity Decrease the tendency of belt to slip Increase the wrap angle and belt tension All the above objectives Increase the power transmission capacity ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tensile strength of a mild steel specimen can be roughly predicted from following hardness test None of these Brinell Rockwell Vickers None of these Brinell Rockwell Vickers ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given byWhere m = mass of belt per meter (kg/m)v = belt velocity (m/s)f = coefficient of frictiona = angle of wrap (radians) P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. Double One-half One-fourth One-eighth Double One-half One-fourth One-eighth ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of a riveted joint is equal to Least value of Pt Ps and Pc Tearing strength of plate (Pt) Crushing strength of rivet (Pc) Shearing strength of rivet (Ps) Least value of Pt Ps and Pc Tearing strength of plate (Pt) Crushing strength of rivet (Pc) Shearing strength of rivet (Ps) ANSWER DOWNLOAD EXAMIANS APP
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