Theory of Machine A spring controlled governor is found unstable. It can be made stable by Decreasing the spring stiffness Increasing the ball mass Decreasing the ball mass Increasing the spring stiffness Decreasing the spring stiffness Increasing the ball mass Decreasing the ball mass Increasing the spring stiffness ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at An infinite distance on the plane surface The center of the disc The point of contact The point on the circumference situated vertically opposite to the contact point An infinite distance on the plane surface The center of the disc The point of contact The point on the circumference situated vertically opposite to the contact point ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a Inversion Structure Kinematic chain Mechanism Inversion Structure Kinematic chain Mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Rectangular bar in a rectangular hole is the following type of pair Freely constrained motion Partially constrained motion Completely constrained motion Incompletely constrained motion Freely constrained motion Partially constrained motion Completely constrained motion Incompletely constrained motion 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 sinφ r cosφ (r/2) cosφ r tanφ r sinφ r cosφ (r/2) cosφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of the driving tensions for V-belts is __________ times that of flat belts.(Where β = Semi-angle of the groove) secβ sinβ cosecβ cosβ secβ sinβ cosecβ cosβ ANSWER DOWNLOAD EXAMIANS APP
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