What is the correct answer?


3.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)

A. ω² × OQ

B. ω² × OQ sinθ

C. ω² × OQ cosθ

D. ω² × OQ tanθ

Correct Answer :

A. ω² × OQ

Related Questions

In elliptical trammels Flexible coupling is used because The maximum frictional force, which comes into play, when a body just… The periodic time is given by (where ω = Angular velocity of the… The frequency of oscillation at compared to earth will be When the load on the engine increases, it becomes necessary to increase… A spring controlled governor is found unstable. It can be made stable… The secondary unbalanced force is maximum when the angle of inclination… Elements of pairs held together mechanically is known as The ratio of height of Porter governor (when length of arms and links… In the below figure, PC is the connecting rod and OC is the crank making… In a multiple V-belt drive, when a single belt is damaged, it is preferable… To obviate axial thrust, following gear drive is used The equation of motion for a vibrating system with viscous damping is… When the radius of rotation of balls __________ as the equilibrium speed… In a Hartnell governor, the compression of the spring is __________ the… Two pulleys of radii r₁ and r₂ and at distance x apart are… Two heavy rotating masses are connected by shafts of lengths l₁,… The critical speed of a shaft depends upon its V-belts are usually used for When a point moves along a straight line, its acceleration will have A spring controlled governor is said to be unstable when the controlling… A disturbing mass m₁ attached to the rotating shaft may be balanced… According to Kennedy's theorem, if three bodies have plane motions, their… For high speed engines, the cam follower should move with The velocity of a flat-faced follower when it has contact with the flank… The amplitude of vibration is always __________ the radius of the circle. The brake commonly used in railway trains is For dynamic balancing of a shaft Which gear is used for connecting two coplanar and intersecting shafts?