Machine Design Screws used for power transmission should have Strong teeth Low efficiency Very fine threads High efficiency Strong teeth Low efficiency Very fine threads High efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design Creep in belt is due to Uneven extensions and contractions due to varying tension Material of the belt All of these Material of the pulley Uneven extensions and contractions due to varying tension Material of the belt All of these Material of the pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of belt tensions (p1/p2) considering centrifugal force in flat belt is given by Where m = mass of belt per meter (kg/m) v = belt velocity (m/s) f = coefficient of friction a = angle of wrap (radians) P1 / P2 = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα P1 / P2 = eᶠα P1 / P2 = e–ᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following property is essential for spring materials? Plasticity Resilience Ductility Stiffness Plasticity Resilience Ductility Stiffness ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crushing resistance required to crush the rivet per pitch length is p.t.σc n.d.t.σc p.d.σc (p - d) t.σc p.t.σc n.d.t.σc p.d.σc (p - d) t.σc ANSWER DOWNLOAD EXAMIANS APP
Machine Design In helical gears, the right hand helixes on one gear will mesh __________ helixes on the other gear. Left hand Both A and B Right hand None of these Left hand Both A and B Right hand None of these ANSWER DOWNLOAD EXAMIANS APP
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