Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 1.2 d 2 d 2.5 d 1.6 d 1.2 d 2 d 2.5 d 1.6 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for single helical gears ranges from 35° to 50° 15° to 20° 20° to 35° 10° to 15° 35° to 50° 15° to 20° 20° to 35° 10° to 15° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tapered roller bearings can take Both radial and axial loads and the ratio of these being less than unity Axial load only Both radial and axial loads and the ratio of these being greater than unity Radial load only Both radial and axial loads and the ratio of these being less than unity Axial load only Both radial and axial loads and the ratio of these being greater than unity Radial load only ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Increasing the initial tension in the belt All of these Dressing the belt to increase the coefficient of friction Increasing wrap angle by using idler pulley Increasing the initial tension in the belt All of these Dressing the belt to increase the coefficient of friction Increasing wrap angle by using idler pulley 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 ⅟₂× (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc [(√P1 + √P2)/2]² ⅟₂× (P1 + P2) P1 + P2 [⅟₂ × (P1 + P2)] + Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design The value of Lewis form factor used in design of gears is Dependent on number of teeth of a gear Dependent on system of teeth All of these Independent of size of teeth Dependent on number of teeth of a gear Dependent on system of teeth All of these Independent of size of teeth ANSWER DOWNLOAD EXAMIANS APP
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