Machine Design Which one of the following is a positive drive? Chain drive V-belt drive Crossed flat belt drive Rope drive Chain drive V-belt drive Crossed flat belt drive Rope drive 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 More Same Less More or less depending on quantum of load More Same Less ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct regarding power screws? The efficiency of Acme (trapezoidal) thread is less than that of a square thread 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% Both (A) and (B) The efficiency of Acme (trapezoidal) thread is less than that of a square thread 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% Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double fillet welded joint with parallel fillet weld of length 'l' and leg 's' is subjected to a tensile force 'P'. Assuming uniform stress distribution, the shear stress in the weld is given by √2P/s.l P/√2.s.l 2P/s.l P/2.s.l √2P/s.l P/√2.s.l 2P/s.l P/2.s.l ANSWER DOWNLOAD EXAMIANS APP
Machine Design The surface finish factor for a mirror polished material is 0.45 0.65 0.85 1 0.45 0.65 0.85 1 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Taper on the cotter and slot is provided On both the sides On one side only On none of the sides May be provided anywhere On both the sides On one side only On none of the sides May be provided anywhere ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS