Machine Design For general industrial machinery, the ratio of the length of journal to its diameter is taken as 3 to 5 1 to 2 5 to 10 0.5 to 1 3 to 5 1 to 2 5 to 10 0.5 to 1 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) [⅟₂ × (P1 + P2)] + Pc P1 + P2 [(√P1 + √P2)/2]² ⅟₂× (P1 + P2) [⅟₂ × (P1 + P2)] + Pc P1 + P2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design An alien bolt is Self locking bolt Same as stud Used in high speed components Provided with hexagonal depression in head Self locking bolt Same as stud Used in high speed components Provided with hexagonal depression in head ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tapered key which fits in a key way in the hub and the bottom of which is shaped to fit the curved surface of the shaft, is known as, Hollow saddle key None of these Hollow key Soft key Hollow saddle key None of these Hollow key Soft key ANSWER DOWNLOAD EXAMIANS APP
Machine Design The relation between the pitch of the chain (p) and pitch circle diameter of the sprocket (D) is given by (where T = Number of teeth on the sprocket) p = D sin (120°/T) p = D sin (90°/T) p = D sin (360°/T) p = D sin (180°/T) p = D sin (120°/T) p = D sin (90°/T) p = D sin (360°/T) p = D sin (180°/T) ANSWER DOWNLOAD EXAMIANS APP
Machine Design When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as Angular bevel gears Crown bevel gears Mitre gears Internal bevel gears Angular bevel gears Crown bevel gears Mitre gears Internal bevel gears ANSWER DOWNLOAD EXAMIANS APP