Theory of Machine The critical speed of a shaft depends upon its Mass and stiffness Stiffness and eccentricity Mass Stiffness Mass and stiffness Stiffness and eccentricity Mass Stiffness ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pair is a Open pair Sliding pair Point contact pair Closed pair Open pair Sliding pair Point contact pair Closed pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point on a connecting link (excluding end points) of a double slider crank mechanism traces a Elliptical path Straight line path Hyperbolic path Parabolic path Elliptical path Straight line path Hyperbolic path Parabolic path ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r tanφ r cosφ r sinφ (r/2) cosφ r tanφ r cosφ r sinφ (r/2) cosφ 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 ball mass Decreasing the spring stiffness Increasing the ball mass Increasing the spring stiffness Decreasing the ball mass Decreasing the spring stiffness Increasing the ball mass ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the two elements of a pair have __________ when in motion, it is said to a lower pair. None of these Surface contact Body contact Line or point contact None of these Surface contact Body contact Line or point contact ANSWER DOWNLOAD EXAMIANS APP
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