For the following questions answer them individually
Which law states that the length of the shortest and the longest links should not be greater than the sum of the other two links in the four bar mechanism?
What is the length of a belt with diameter $$d_1$$ and $$d_2$$ and at distance x apart, is connected by means of an open belt drive?
The mechanism obtained by fixing the sliding pair in single slider crank mechanism is _________.