Machine Design The railway carriage couplings have Buttress threads Acme threads Knuckle threads Square threads Buttress threads Acme threads Knuckle threads Square threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The usual proportion for the width of key is (where d = Diameter of shaft or diameter of hole in the hub) d/4 d/6 d/2 d/8 d/4 d/6 d/2 d/8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following is a permanent fastening? Rivets Keys Bolts Cotters Rivets Keys Bolts Cotters 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 Mitre gears Internal bevel gears Crown bevel gears Angular bevel gears Mitre gears Internal bevel gears Crown bevel gears Angular bevel gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design The dedendum circle diameter is equal to (where φ = Pressure angle) Addendum circle diameter × cosφ Pitch circle diameter × sinφ Clearance circle diameter × cosφ Pitch circle diameter × cosφ Addendum circle diameter × cosφ Pitch circle diameter × sinφ Clearance circle diameter × cosφ Pitch circle diameter × cosφ ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to remove internal stresses produced by hardening the steel, the process usually adopted is Annealing Spheroidizing Normalizing Tempering Annealing Spheroidizing Normalizing Tempering ANSWER DOWNLOAD EXAMIANS APP