Theory of Machine Angle of ascent of cam is defined as the angle Of rotation of the cam for a definite displacement of the follower Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Through which the cam rotates during the period in which the follower remains in highest position During which the follower returns to its initial position Of rotation of the cam for a definite displacement of the follower Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Through which the cam rotates during the period in which the follower remains in highest position During which the follower returns to its initial position ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum None of these Below the critical speed Above the critical speed Near the critical speed None of these Below the critical speed Above the critical speed Near the critical speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, None of these The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The total number of instantaneous centers for a mechanism consisting of n links are n n/2 n(n - 1)/2 n - 1 n n/2 n(n - 1)/2 n - 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Torsional vibrations are said to occur when the particles of a body moves Perpendicular to its axis None of these Parallel to its axis In a circle about its axis Perpendicular to its axis None of these Parallel to its axis In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of a flat faced follower when it has contact with the flank of a circular arc cam, is given by (where R = Radius of flank, r₁ = Minimum radius of the cam, and θ = Angle turned through by the cam) (R - r₁) (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - sinθ) R (1 - cosθ) (R - r₁) (1 - cosθ) R (1 - sinθ) (R - r₁) (1 - sinθ) R (1 - cosθ) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS