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Time Period Independent of Amplitude

The lengths o...

Question

The lengths of the links of a 4-bar linkage with revolute pairs only are $p, q, r and s$ units. Given that $p < q < r < s$ . Which of these links should be the fixed one, for obtaining a ''double crank' mechanism?

A

links of length P

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B

links of length q

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C

link of length r

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D

link of length s

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Solution

The correct option is A links of length P
Double crank mechanism is obtained when the shortest link is fixed. Here, the shortest link is P. Therefore the link of length p should be fixed.

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