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 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα P1 / P2 = e–ᶠα P1 / P2 = eᶠα (P1 - mv²)/ (P2 - mv²) = eᶠα (P1 - mv²)/ (P2 - mv²) = e–ᶠα ANSWER DOWNLOAD EXAMIANS APP
Machine Design For circumferential joint in boilers, the type of joint used is Butt joint with double cover plate Lap joint with one ring overlapping the other Any one of the above Butt joint with single cover plate Butt joint with double cover plate Lap joint with one ring overlapping the other Any one of the above Butt joint with single cover plate 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 equal to crushing strength Shear strength is less than crushing strength None of these Shear strength is greater than crushing strength Shear strength is equal to crushing strength Shear strength is less than crushing strength None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gear box is used To produce torque To obtain variable speeds To increase efficiency of system For speed reduction To produce torque To obtain variable speeds To increase efficiency of system For speed reduction ANSWER DOWNLOAD EXAMIANS APP
Machine Design The sleeve or muff coupling is designed as a Dun cylinder Thick cylinder Solid shaft Hollow shaft Dun cylinder Thick cylinder Solid shaft Hollow shaft ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be 4 10 8 6 4 10 8 6 ANSWER DOWNLOAD EXAMIANS APP
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