A combination of kinematic pairs, joined in such a way that the relative motion between the links is completely constrained, is called a
Structure
Mechanism
Kinematic chain
Inversion
- A completely constrained motion can be transmitted with.
- When two pulleys of different diameters are connected by means of an open belt, the angle of contact…
- In elliptical trammels
- The cam and follower is an example of
- In a steam engine, the distance by which the outer edge of the Dslide valve overlaps the steam port…
- In a coupling rod of a locomotive, each of the four pairs is a ________ pair.
- In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and…
- A rigid body, under the action of external forces, can be replaced by two masses placed at a fixed distance…
- When the pitching of a ship is __________ the effect of gyroscopic couple acting on it will be to move…
- Under logarithmic decrement, the amplitude of successive vibrations are
- The moment on the pulley which produces rotation is called
- A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The radial…
- In a four stroke I.C. engine, the turning moment during the compression stroke is
- A mechanism consisting of four links is called a __________ mechanism.
- Which is the false statement about the properties of instantaneous centre?
- The displacement of the reciprocating roller follower, when it has contact with the straight flanks…
- The velocity of sliding of meshing gear teeth is (Where ω₁ and ω₂ are angular…
- If the opposite links of a four bar linkage are equal, the links will always form a
- The relation l = (2/3).(j + 2) apply only to kinematic chains in which lower pairs are used. This may…
- The gear train usually employed in clocks is a
- Maximum fluctuation of energy in a flywheel is equal to [where I = Mass moment of inertia of the flywheel,…
- The unbalanced force due to reciprocating masses
- When the sleeve of a Porter governor moves downwards, the governor speed
- In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines,
- The angle of inclination of the plane, at which the body begins to move down the plane is called
- The instantaneous centre of a rigid thin disc rolling on a plane rigid surface is located at
- In higher pair, the relative motion is
- Ball and a Socket forms a
- In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be
- To connect two parallel and coplanar shafts the following type of gearing is used