Theory of Machine A mechanism consisting of four links is called a __________ mechanism. Binary Simple Compound None of these Binary Simple Compound None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) (m + M)/m (m + M)/M m/(m + M) M/(m + M) (m + M)/m (m + M)/M m/(m + M) M/(m + M) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a pendulum type governor? Hartnell governor None of these Watt governor Porter governor Hartnell governor None of these Watt governor Porter governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, the amplitude of vibration Increases linearly with time Decreases exponentially with time Increases exponentially with time Decreases linearly with time Increases linearly with time Decreases exponentially with time Increases exponentially with time Decreases linearly with time ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If some links are connected such that motion between them can take place in more than one direction, it is called Completely constrained motion Incompletely constrained motion Partially constrained motion Successfully constrained motion Completely constrained motion Incompletely constrained motion Partially constrained motion Successfully constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of the reciprocating roller follower, when it has contact with the straight flanks of the tangent cam, is given by (where r₁ = Minimum radius of the cam, r₂ = Radius of the roller follower, and θ = Angle turned by the cam from the beginning of the follower displacement) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ + r₂) (1 + cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
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