+1 vote
in Machine Kinematics by (38.0k points)
A chain comprises of 5 links having 5 joints. Is it kinematic chain?

(a) Yes

(b) No

(c) It is a marginal case

(d) None of the mentioned

This question was posed to me in unit test.

The question is from Grubler’s Criterion for Plane Mechanisms in section Simple Mechanisms of Machine Kinematics

1 Answer

0 votes
by (106k points)
Correct choice is (b) No

Explanation: Kinematic chain is one which satisfies

L = 2/3 (J + 2),

which is not satisfied in this case.

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