Machine Design Cold working Has no influence on fatigue strength Increases the fatigue strength Decreases the fatigue strength Alone has no influence on fatigue strength Has no influence on fatigue strength Increases the fatigue strength Decreases the fatigue strength Alone has no influence on fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centrifugal tension in belts Decreases the power transmitted Increases the power transmitted Increase the wrap angle Increases the belt tension without increasing power transmission Decreases the power transmitted Increases the power transmitted Increase the wrap angle Increases the belt tension without increasing power transmission ANSWER DOWNLOAD EXAMIANS APP
Machine Design The strength of the unriveted plate (P) per pitch length is equal to p.d.σt p.t.σt (p - d) σt (p - d) t.σt p.d.σt p.t.σt (p - d) σt (p - d) t.σt 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 P/2.s.l P/√2.s.l √2P/s.l 2P/s.l P/2.s.l P/√2.s.l √2P/s.l 2P/s.l ANSWER DOWNLOAD EXAMIANS APP
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 N/Zp ZN/p p/ZN Z/pN N/Zp ZN/p p/ZN Z/pN ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two helical springs of equal lengths are arranged to form a cluster spring, then Shear stress in each spring will be equal Both A and B is correct Load taken by each spring will be half the total load Only A is correct Shear stress in each spring will be equal Both A and B is correct Load taken by each spring will be half the total load Only A is correct ANSWER DOWNLOAD EXAMIANS APP