An eccentric sheave pivoted at one point rotates and transmits oscillatory motion to a link whose one end is pivoted and other end is connected to it. This mechanism has___________________?

An eccentric sheave pivoted at one point rotates and transmits oscillatory motion to a link whose one end is pivoted and other end is connected to it. This mechanism has___________________?

A. 2 links
B. 3 links
C. 4 links
D. 5 links
E. none of the above

In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links_________________?

In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links_________________?

A. will remain same
B. will change
C. could change or remain unaltered depending oh which link is fixed
D. will not occur
E. none of the above

In a darg link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is _______________?

In a darg link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is _______________?

A. equal to sum of other two
B. greater than sum of other two
C. less than sum of other two
D. there is no such relationship
E. none of the above