Theory of Machine A friction circle is a circle drawn when a journal rotates in a bearing. Its radius depends upon the coefficient of friction and the Magnitude of the forces on journal Angular velocity of journal Radius of journal Clearance between journal and bearing Magnitude of the forces on journal Angular velocity of journal Radius of journal Clearance between journal and bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A ball and a socket forms a Spherical pair Screw pair Rolling pair Turning pair Spherical pair Screw pair Rolling pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a turning pair? Shaft with collars at both ends fitted into a circular hole Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Ball and a socket joint Shaft with collars at both ends fitted into a circular hole Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Ball and a socket joint ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of one oscillation for a simple pendulum is (1/2π). √(l/g) 2π. √(l/g) 2π. √(g/l) (1/2π). √(g/l) (1/2π). √(l/g) 2π. √(l/g) 2π. √(g/l) (1/2π). √(g/l) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, if x₁ and x₂ are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to loge(x₁/x₂) log(x₁/x₂) log(x₁.x₂) x₁/x₂ loge(x₁/x₂) log(x₁/x₂) log(x₁.x₂) x₁/x₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links Will change Will remain same Could change or remain unaltered depending on which link is fixed Will not occur Will change Will remain same Could change or remain unaltered depending on which link is fixed Will not occur ANSWER DOWNLOAD EXAMIANS APP
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