Theory of machines - Engineering

Q1:

The Grubler's criterion for determining the degrees of freedom (n) of a mechanism having plane motion is (where l = Number of links, and j = Number of binary joints)

A n = (l - 1) - j

B n = 2(l - 1) - 2j

C n = 3(l - 1) - 2j

D n = 4(l - 1) - 3j

ANS:C - n = 3(l - 1) - 2j

Explanation: No answer description is available.