Machine Design In levers, leverage is the ratio of Load lifted to the effort applied Mechanical advantage to the velocity ratio Effort arm to the load arm Load arm to the effort arm Load lifted to the effort applied Mechanical advantage to the velocity ratio Effort arm to the load arm Load arm to the effort arm ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the distance between the rows of rivets, for equal number of rivets in more than one row for lap joint or butt joint (chain riveting) shall not be less than 2.5 d 2 d d 1.5 d 2.5 d 2 d d 1.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Guest's theory of failure is applicable for following type of materials Ductile Elastic Brittle Plastic Ductile Elastic Brittle Plastic ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (2WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (2WD/ πd3) × K (WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation 168 d 151 d 138 d 124 d 168 d 151 d 138 d 124 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design If threads on a bolt are left hand, threads on nut will be Left hand with same pitch Could be left or right hand Right hand with fine pitch Right hand with same pitch Left hand with same pitch Could be left or right hand Right hand with fine pitch Right hand with same pitch ANSWER DOWNLOAD EXAMIANS APP
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