Machine Design The included angle in unified of American National threads is 29° 60° 55° 47° 29° 60° 55° 47° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct regarding power screws? The efficiency of a self locking screw can not be more than 50% If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% The efficiency of Acme (trapezoidal) thread is less than that of a square thread Both (A) and (B) The efficiency of a self locking screw can not be more than 50% If the friction angle is less than the helix angle of the screw, then the efficiency will be more than 50% The efficiency of Acme (trapezoidal) thread is less than that of a square thread Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in cyclic loading is Very serious in brittle materials and less serious in ductile materials Very serious in ductile materials and less serious in brittle materials Seriousness would depend on other factors Equally serious in both types of materials Very serious in brittle materials and less serious in ductile materials Very serious in ductile materials and less serious in brittle materials Seriousness would depend on other factors Equally serious in both types of materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design In skew bevel gearing, the axes of shafts are Non-intersecting and nonparallel and the teeth are curved Non-intersecting and non-parallel and the teeth are straight None of these Intersecting and the teeth are curved Non-intersecting and nonparallel and the teeth are curved Non-intersecting and non-parallel and the teeth are straight None of these Intersecting and the teeth are curved ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be Same in both cases 4 times more 3 times more 2 times more Same in both cases 4 times more 3 times more 2 times more ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is specified by its Pitch Pitch diameter Minor diameter Major diameter Pitch Pitch diameter Minor diameter Major diameter ANSWER DOWNLOAD EXAMIANS APP
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