Theory of Machine Which of the following statements regarding laws governing the friction between dry surfaces are correct? The friction force is dependent on the materials of the contact surfaces. The friction force is directly proportional to the normal force. All of these The friction force is independent of me area of contact. The friction force is dependent on the materials of the contact surfaces. The friction force is directly proportional to the normal force. All of these The friction force is independent of me area of contact. 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 0.5615/ √δS 0.571/ √δS 0.4985/ √δS 0.6253/ √δS 0.5615/ √δS 0.571/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Porter governor is a Dead weight governor Inertia governor Spring loaded governor Pendulum type governor Dead weight governor Inertia governor Spring loaded governor Pendulum type governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The minimum force required to slide a body of weight W on a rough horizontal plane is W tanθ W cosθ W cosecθ W sinθ W tanθ W cosθ W cosecθ W sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The dynamic friction is the friction experienced by a body, when the body Is at rest None of these Just begins to slide over the surface of the other body Is in motion Is at rest None of these Just begins to slide over the surface of the other body Is in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine To connect two parallel and coplanar shafts the following type of gearing is used Bevel gear Spur gear Spiral gear None of the listed here Bevel gear Spur gear Spiral gear None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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