Machine Design If T is the actual number of teeth on a helical gear and φ is the helix angle for the teeth, then formative number of teeth is written as T sec³φ T cosecφ T/sec³φ T sec²φ T sec³φ T cosecφ T/sec³φ T sec²φ ANSWER DOWNLOAD EXAMIANS APP
Machine Design The fatigue life of a part can be improved by Polishing Coating Shot peening Electroplating Polishing Coating Shot peening Electroplating ANSWER DOWNLOAD EXAMIANS APP
Machine Design All stresses produced in a belt are Both tensile and compressive stresses Shear stresses Compressive stresses Tensile stresses Both tensile and compressive stresses Shear stresses Compressive stresses Tensile stresses ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a bolt is subjected to shock loading, the resilience of the bolt should be considered in order to prevent breakage at the Middle Shank Head Thread Middle Shank Head Thread ANSWER DOWNLOAD EXAMIANS APP
Machine Design When bevel gears having equal teeth and equal pitch angles connect two shafts whose axes intersect at right angle, then they are known as Angular bevel gears Crown bevel gears Miter gears Internal bevel gears Angular bevel gears Crown bevel gears Miter gears Internal bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., shearing resistance required to shear off the rivet per pitch length (in double shear) is (where n = Number of rivets per pitch length) 1.875 × (π/4) d² × τ × n 3 × (π/4) d² × τ × n (π/4) d² × τ × n 2 × (π/4) d² × τ × n 1.875 × (π/4) d² × τ × n 3 × (π/4) d² × τ × n (π/4) d² × τ × n 2 × (π/4) d² × τ × n ANSWER DOWNLOAD EXAMIANS APP