For a four-bar linkage in toggle position, the value of mechanical advantage is
(a) 0.0
(b) 0.5
(c) 1.0
(d) ∞
This question was addressed to me by my school principal while I was bunking the class.
Enquiry is from Velocity of a point Link on a Link By Instanteneous Centre Method topic in chapter Velocity in Mechanisms of Machine Kinematics