Theory of Machine The retardation of a flat faced follower when it has contact at the apex of the nose of a circular arc cam, is given by (where OQ = Distance between the centre of circular flank and centre of nose) ω² × OQ ω² × OQ tanθ ω² × OQ cosθ ω² × OQ sinθ ω² × OQ ω² × OQ tanθ ω² × OQ cosθ ω² × OQ sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of lower pair is Straight line motion mechanisms Shaft revolving in a bearing All of these Automobile steering gear Straight line motion mechanisms Shaft revolving in a bearing All of these Automobile steering gear ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a hydrodynamic journal bearing, there is A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing A thick film of lubricant between the journal and the bearing No lubricant between the journal and the bearing A forced lubricant between the journal and the bearing A very thin film of lubricant between the journal and the bearing such that there is contact between the journal and the bearing A thick film of lubricant between the journal and the bearing No lubricant between the journal and the bearing A forced lubricant between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A foot step bearing and rotor of a vertical turbine form examples of Partially constrained motion Completely constrained motion Incompletely constrained motion Successfully constrained motion Partially constrained motion Completely constrained motion Incompletely constrained motion Successfully constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO, the acceleration of the piston is _________ when the crank OC and connecting rod PC are at right angles to each other. Zero Infinity Any +ve value Any -ve value Zero Infinity Any +ve value Any -ve value ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the same direction as that of wheels, men due to centrifugal force The reaction on the front wheels increases and on the rear wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases The reaction on the rear wheels increases and on the front wheels decreases The reaction on me inner wheels increases and on the outer wheels decreases The reaction on the front wheels increases and on the rear wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases The reaction on the rear wheels increases and on the front wheels decreases The reaction on me inner wheels increases and on the outer wheels decreases ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS