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What is the number of instantaneous centers of rotation for a 6-link mechanism?

Q.  
What is the number of instantaneous centers of rotation for a 6-link mechanism?


Answer & Explanation

Given :
no. of links n=6
Number of instantaneous centers:
N = n(n - 1)/2
N = 6(6 - 1)/2
N=15 (ans)

Thus correct option is: D.

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