Theory of Machine Crowning on pulleys helps In increasing velocity ratio Increase belt and pulley life In decreasing the slip of the belt For automatic adjustment of belt position so that belt runs centrally In increasing velocity ratio Increase belt and pulley life In decreasing the slip of the belt For automatic adjustment of belt position so that belt runs centrally ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If some links are connected such that motion between them can take place in more than one direction, it is called Incompletely constrained motion Partially constrained motion Successfully constrained motion Completely constrained motion Incompletely constrained motion Partially constrained motion Successfully constrained motion Completely constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively) (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W (r₁ + r₂) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2) μ W (r₁ + r₂) (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W (r₁ + r₂) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2) μ W (r₁ + r₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Porter governor is a Pendulum type governor Spring loaded governor Dead weight governor Inertia governor Pendulum type governor Spring loaded governor Dead weight governor Inertia governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The swaying couple is due to the Two cylinders of locomotive Primary unbalanced force Secondary unbalanced force Partial balancing Two cylinders of locomotive Primary unbalanced force Secondary unbalanced force Partial balancing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is 5 4 2 3 5 4 2 3 ANSWER DOWNLOAD EXAMIANS APP