Machine Design If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by p/ZN N/Zp Z/pN ZN/p p/ZN N/Zp Z/pN ZN/p ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a helical compression spring is cut into halves, the stiffness of the resulting spring will be Double Same One-fourth One-half Double Same One-fourth One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, None of these The tension in slack side is equal to the centrifugal tension The tension in tight side is twice the centrifugal tension The tension in tight side is thrice the centrifugal tension None of these The tension in slack side is equal to the centrifugal tension The tension in tight side is twice the centrifugal tension The tension in tight side is thrice the centrifugal tension ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum shear stress theory is used for Brittle materials Ductile materials Plastic materials Nonferrous materials Brittle materials Ductile materials Plastic materials Nonferrous materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 90° - φ 45° - φ 45° + φ/2 45° - φ/2 90° - φ 45° - φ 45° + φ/2 45° - φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of pressure vessels having closed ends, the fluid pressure induces Shear stress Circumferential stress None of these Longitudinal stress Shear stress Circumferential stress None of these Longitudinal stress ANSWER DOWNLOAD EXAMIANS APP