Universal joint

Knuckle joint

Oldham's coupling

Flexible coupling

**In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line…****The instantaneous centres which vary with the configuration of mechanism are called****The magnitude of velocities of the points on a rigid link is****In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be****TJIE horse power transmitted by a belt is dependent upon****In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient…****The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness…****The natural frequency of free longitudinal vibrations is equal to (where m = Mass of the body, s = Stiffness…****Which of the following is a pendulum type governor?****The danger of breakage and vibration is maximum****Rectangular bar in a rectangular hole is the following type of pair****The included angle for the V-belt is usually****The unbalanced primary forces in a reciprocating engine are****The minimum number of teeth on the pinion which will mesh with any gear without interference for 20°…****The ratio of the number of teeth to the pitch circle diameter in millimetres, is called****A slider moves at a velocity v on a link revolving at ω rad/s. The coriolis component of acceleration…****The amplitude of vibration is always __________ the radius of the circle.****In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines,****The velocity of a body moving with simple harmonic motion is __________ at the mean position.****A chain comprises of 5 links having 5 joints. Is it kinematic chain?****Cylindrical cams can be classified as****A mechanism __________ for transmitting or transforming motion.****Angle of action of cam is defined as the angle****With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel…****In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection…****A Hartnell governor is a****The maximum efficiency of a screw jack is****In order to facilitate starting of locomotive in any position, the cranks of a locomotive with two cylinders,…****Elements of pairs held together mechanically is known as****Creep in belt drive is due to**