Theory of Machine For simple harmonic motion of the of follower, a cosine curve represents Acceleration diagram Velocity diagram All of these Displacement diagram Acceleration diagram Velocity diagram All of these Displacement diagram ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r tanφ r sinφ r cosφ (r/2) cosφ r tanφ r sinφ r cosφ (r/2) cosφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which type of gearing is used in steering system of an automobile? Rack and pinion Spiral gears Worm and wheel None of the listed here Rack and pinion Spiral gears Worm and wheel None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of rolling pair is Bolt and nut Ball and socket joint Ball bearing and roller bearing Lead screw of a lathe Bolt and nut Ball and socket joint Ball bearing and roller bearing Lead screw of a lathe ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an isochronous Hartnell governor (where r₁ and r₂ = Maximum and minimum radius of rotation of balls respectively, S₁ and S₂ = Maximum and minimum force exerted on the sleeve respectively, and M = Mass on the sleeve) (m.g - S₁)/(m.g - S₂) = r₂/r₁ S₁/S₂ = r₁/r₂ S₂/S₁ = r₁/r₂ (m.g + S₁)/(m.g + S₂) = r₁/r₂ (m.g - S₁)/(m.g - S₂) = r₂/r₁ S₁/S₂ = r₁/r₂ S₂/S₁ = r₁/r₂ (m.g + S₁)/(m.g + S₂) = r₁/r₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.4985/ √δS 0.6253/ √δS 0.571/ √δS 0.5615/ √δS 0.4985/ √δS 0.6253/ √δS 0.571/ √δS 0.5615/ √δS ANSWER DOWNLOAD EXAMIANS APP