A. perpendicular to sliding surfaces
B. along sliding surfaces
C. somewhere in between above two
D. unpredictable
E. none of the above
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. leads by 90°
B. lags by 90°
C. leads by 180°
D. are in phase
E. could be anywhere.
A. centripetal component of acceleration with length of link
B. tangential component of acceleration with length of link
C. resultant acceleration with length of link
D. all of the above
E. none of the above
A. 0
B. 2
C. 4
D. 6
E. may be any number depending upon position of mechanism
A. lower pair
B. higher pair
C. turning pair
D. rolling pair
E. sliding pair
A. closed pair
B. open pair
C. mechanical pair
D. rolling pair
E. none of the above