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1. |
The Grubler's criterion for determining the degrees of freedom (n) of a mechanism having plane motion is (where l = Number of links, and j = Number of binary joints) |
A. | n = (l -1) - j |
B. | n = 2(l - 1) - 2j |
C. | n = 3(l - 1) - 2j |
D. | n = 4(l - 1) - 3j |
Answer» D. n = 4(l - 1) - 3j | |