Theory of Machine Kinematic pairs are those which have two elements that Have line contact Have surface contact Are held together Permit relative motion Have line contact Have surface contact Are held together Permit relative motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be stable if the controlling force line when produced intersects the Y-axis Below the origin At the origin Any one of these Above the origin Below the origin At the origin Any one of these Above the origin ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines The algebraic sum of the primary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the primary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to double the period of a simple pendulum, the length of the string should be Quadrupled Doubled None of these Halved Quadrupled Doubled None of these Halved 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) (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) (1 - cosθ) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ + r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum Below the critical speed None of these Near the critical speed Above the critical speed Below the critical speed None of these Near the critical speed Above the critical speed ANSWER DOWNLOAD EXAMIANS APP
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