Theory of Machine The critical speed of a shaft depends upon its Stiffness Mass and stiffness Stiffness and eccentricity Mass Stiffness Mass and stiffness Stiffness and eccentricity Mass ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A cam mechanism imparts following motion Oscillating All of these Rotating Reciprocating Oscillating All of these Rotating Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is found unstable. It can be made stable by Increasing the spring stiffness Decreasing the spring stiffness Decreasing the ball mass Increasing the ball mass Increasing the spring stiffness Decreasing the spring stiffness Decreasing the ball mass Increasing the ball mass ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A pulley and belt in a belt drive form a Rolling pair Turning pair Cylindrical pair Sliding pair Rolling pair Turning pair Cylindrical pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ωr₁ sinθ ωR cosθ ω(R - r₁) cosθ ω(R - r₁) sinθ ωr₁ sinθ ωR cosθ ω(R - r₁) cosθ ω(R - r₁) sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Efficiency of a screw jack is given by tanα/tan (α - φ) tan (α - φ)/tanα tanα/tan (α +φ) tan (α + φ)/tanα tanα/tan (α - φ) tan (α - φ)/tanα tanα/tan (α +φ) tan (α + φ)/tanα ANSWER DOWNLOAD EXAMIANS APP