Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2.5 d 1.6 d 2 d 1.2 d 2.5 d 1.6 d 2 d 1.2 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the elastic limit Below the yield point At the yield point Below the elastic limit At the elastic limit Below the yield point At the yield point Below the elastic limit ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads. Double Three times Same Four times Double Three times Same Four times ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle between the sides of V-belt is 45° 60° 38° 40° 45° 60° 38° 40° 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) = e–ᶠα 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design of shafts made of brittle materials is based on Guest's theory St Venant's theory Rankine's theory Von Mises theory Guest's theory St Venant's theory Rankine's theory Von Mises theory ANSWER DOWNLOAD EXAMIANS APP