Machine Design Maximum principal stress theory is applicable for Brittle materials Elastic materials Ductile materials All of these Brittle materials Elastic materials Ductile materials All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (according to Barth) will be equal to (Where, Pc is centrifugal tension) [(√P1 + √P2)/2]² P1 + P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂× (P1 + P2) [(√P1 + √P2)/2]² P1 + P2 [⅟₂ × (P1 + P2)] + Pc ⅟₂× (P1 + P2) ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a square key made of mild steel, the shear and crushing strength are related as Shear strength is greater than crushing strength Shear strength is less than crushing strength None of these Shear strength is equal to crushing strength Shear strength is greater than crushing strength Shear strength is less than crushing strength None of these Shear strength is equal to crushing strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The steel pulleys are __________ in weight than cast iron pulleys of the same capacity. Heavier None of these Lighter Moderate Heavier None of these Lighter Moderate ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils) Gd⁴/ 4D3n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 8D²n Gd⁴/ 4D3n Gd3/ 8D3n Gd⁴/ 8D3n Gd⁴/ 8D²n ANSWER DOWNLOAD EXAMIANS APP
Machine Design The arms of the pulleys for flat belt drive have Major axis twice the minor axis Major axis in plane of rotation All the three characteristics Elliptical cross-section Major axis twice the minor axis Major axis in plane of rotation All the three characteristics Elliptical cross-section ANSWER DOWNLOAD EXAMIANS APP
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