Machine Design The contact ratio is the ratio of Length of arc of contact to the circular pitch Length of path of contact to the circular pitch Length of arc of approach to the circular pitch Length of arc of recess to the circular pitch Length of arc of contact to the circular pitch Length of path of contact to the circular pitch Length of arc of approach to the circular pitch Length of arc of recess to the circular pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, Its hardness and strength increases None of these Both (A) and (B) It is worked below recrystallization temperature Its hardness and strength increases None of these Both (A) and (B) It is worked below recrystallization temperature ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited Metric Square Buttress NPT (national pipe threads). Metric Square Buttress NPT (national pipe threads). 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 Internal bevel gears Crown bevel gears Mitre gears Angular bevel gears Internal bevel gears Crown bevel gears Mitre gears ANSWER DOWNLOAD EXAMIANS APP
Machine Design When carbon in the cast iron is principally in the form of graphite, the cast iron will be of White colour Grey colour Yellow colour Brown colour White colour Grey colour Yellow colour Brown colour ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing in which although lubricant is present, the working surfaces __________ contact each other at least part of the time, is called boundary lubricated bearing. Fully Partially Either A or B None of these Fully Partially Either A or B None of these ANSWER DOWNLOAD EXAMIANS APP
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