 # Theory of Machine | Theory of Machine Objective Type Questions and answers

1. The sense of Corioli's component is such that it.......

A.leads the sliding velocity vector by900

B.lags the sliding velocity vector by900

C.is along the sliding velocity vector

D.leads the sliding velocity vector by1800

E.none of the above

A.leads the sliding velocity vector by900

2. Corioli's component is encountered in.......

A.quick return mechanism of shaper

B.four bar chain mechanism

C.slider crank mechanism

D.(a) and (c) above

E.all of the above

A.quick return mechanism of shaper

3. Corioli's component acts.......

A.perpendicular to sliding surfaces

B.along sliding surfaces

C.some where in between above two

D.unpredictable

E.none of the above

A.perpendicular to sliding surfaces

4. The direction of Corioli's component of acceleration is the direction.......

A.of relative velocity vector for the two coincident points rotated by 900 in the direction of the angular velocity of the rotation of the link

B.along the centripetal acceleration

C.along tangential acceleration

D.along perpendicular to angular velocity

E.none of the above

A.of relative velocity vector for the two coincident points rotated by 900 in the direction of the angular velocity of the rotation of the link

5. In a shaper mechanism, the Corioli's component of acceleration will.......

A.not exist

B.exist

C.depend on position of crank

D.unpredictable

E.none of the above

B.exist