engineering recuitment BHEL Engineer Trainee Mock Test 2025 Theory of Machines Mechanisms and Machines
In a four-link mechanism, the sum of the shortest and the longest link is less than the sum of the other two links. It will act as a rocker-rocker mechanism if:
1
the shortest link is fixed
2
shortest and adjacent to the shortest both are fixed
3
the link opposite to the shortest link is fixed
4
any link adjacent to the shortest link is fixed