Theory of Machine Cross head and guides form a Higher pair Lower pair Turning pair Sliding pair Higher pair Lower pair Turning pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The direction of Coriolis component of acceleration is the direction Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link Along tangential acceleration Along perpendicular to angular velocity Along the centripetal acceleration Of relative velocity vector for the two coincident points rotated by 90° in the direction of the angular velocity of the rotation of the link Along tangential acceleration Along perpendicular to angular velocity Along the centripetal acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In full depth involute system, the smallest number of teeth in a pinion which meshes with rack without interference is 16 25 12 32 16 25 12 32 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotating shafts tend to vibrate violently at whirling speeds because The shafts are rotating at very high speeds Bearing centre line coincides with the axis Resonance is caused due to the heavy mass of the rotor The system is unbalanced The shafts are rotating at very high speeds Bearing centre line coincides with the axis Resonance is caused due to the heavy mass of the rotor The system is unbalanced 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)/cosθ] (r₁ + r₂) (1 + cosθ) (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] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For simple harmonic motion of the of follower, a cosine curve represents Displacement diagram All of these Acceleration diagram Velocity diagram Displacement diagram All of these Acceleration diagram Velocity diagram ANSWER DOWNLOAD EXAMIANS APP