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The number of degrees of freedom of a planar linkage with 8 links...

Q.  
The number of degrees of freedom of a planar linkage with 8 links and 9 simple revolute joints is


Answer & Explanation

Given:
n=8, j=9
The degree of freedom is given by,
DOF= 3(n-1) - 2j
DOF= 3(8-1) - 2*9
DOF= 3 --(ans)

Thus correct option is: C.

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