Machine Design The shock resistance of steel is increased by adding Nickel and chromium Chromium Nickel Cobalt and molybdenum Nickel and chromium Chromium Nickel Cobalt and molybdenum ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit of a material with finished surface in comparison to rough surface is More or less depending on quantum of load Less More Same More or less depending on quantum of load Less More Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be 2 τ 4 τ τ τ/2 2 τ 4 τ τ τ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The piston pin bearings in heavy duty diesel engines are Spherical roller bearings Tapered roller bearings Cylindrical roller bearings Needle roller bearings Spherical roller bearings Tapered roller bearings Cylindrical roller bearings Needle roller bearings ANSWER DOWNLOAD EXAMIANS APP
Machine Design A riveted joint is a __________ fastening. Permanent None of these Temporary Either A or B Permanent None of these Temporary Either A or B ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 - sinφ)/ (1 + cosφ) (1 - sinφ)/ (1 + sinφ) (1 + sinφ)/ (1 - sinφ) (1 + cosφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 - sinφ)/ (1 + sinφ) (1 + sinφ)/ (1 - sinφ) (1 + cosφ)/ (1 - sinφ) ANSWER DOWNLOAD EXAMIANS APP