Machine Design For tight leakage joints, following type of thread is best suited Square NPT (national pipe threads). Buttress Metric Square NPT (national pipe threads). Buttress Metric ANSWER DOWNLOAD EXAMIANS APP
Machine Design The following type of nut is used with alien bolt Slotted nut Any one of the above Castle nut Hexagonal nut Slotted nut Any one of the above Castle nut Hexagonal nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be 6 4 8 10 6 4 8 10 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The buckling load will be maximum for a column, if Both ends of the column are clamped Both ends of the column are hinged One end of the column is clamped and the other end is free One end of the column is hinged and the other end is free Both ends of the column are clamped Both ends of the column are hinged One end of the column is clamped and the other end is free One end of the column is hinged and the other end is free ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of pulleys for V-belt is 420 to 450 300 to 320 More than 400 340 to 360 420 to 450 300 to 320 More than 400 340 to 360 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 - mv²)/ (P2 - mv²) = eᶠα 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 ANSWER DOWNLOAD EXAMIANS APP