Question

If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be unstable.

(a) True

(b) False

The question was asked by my school principal while I was bunking the class.

I need to ask this question from Hartung Governor topic in division Governors of Machine Dynamics

Answer 1

Right answer is (a) True

To explain I would say: A spring controlled governor is said to be stable if the controlling force line when produced intersects the Y-axis below the origin.

If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be unstable.