Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is F.P F F + P P F.P F F + P P ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of thick cylinders, the tangential stress across the thickness of cylinder is Maximum at the inner surface and minimum at the outer surface Maximum at the outer surface and zero at the inner surface Maximum at the inner surface and zero at the outer surface Maximum at the outer surface and minimum at the inner surface Maximum at the inner surface and minimum at the outer surface Maximum at the outer surface and zero at the inner surface Maximum at the inner surface and zero at the outer surface Maximum at the outer surface and minimum at the inner surface ANSWER DOWNLOAD EXAMIANS APP
Machine Design Auto frettage is the method of Joining thick cylinders Pre-stressing thick cylinders Calculating stresses in thick cylinders Increasing the life of thick cylinders Joining thick cylinders Pre-stressing thick cylinders Calculating stresses in thick cylinders Increasing the life of thick cylinders ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, None of these It is worked below recrystallization temperature Its hardness and strength increases Both (A) and (B) None of these It is worked below recrystallization temperature Its hardness and strength increases Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) (1 - sinφ)/ (1 + cosφ) (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) (1 - sinφ)/ (1 + cosφ) (1 + cosφ)/ (1 - sinφ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Turn buckle has Left hand threads on both ends Right hand threads on bout ends No threads Left hand threads on one end and right hand threads on other end Left hand threads on both ends Right hand threads on bout ends No threads Left hand threads on one end and right hand threads on other end ANSWER DOWNLOAD EXAMIANS APP
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