In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation and h = Compression of the spring)

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In a Hartnell governor, the stiffness of the spring is given by (where S₁ and S₂ = Spring forces exerted on the sleeve at max. and min. radii of rotation and h = Compression of the spring)

A) $$\frac{{{{\text{S}}_1} + {{\text{S}}_2}}}{{\text{h}}}$$ B) $$\frac{{{{\text{S}}_1} - {{\text{S}}_2}}}{{\text{h}}}$$ C) $$\frac{{{{\text{S}}_1} + {{\text{S}}_2}}}{{{\text{2h}}}}$$ D) $$\frac{{{{\text{S}}_1} - {{\text{S}}_2}}}{{{\text{2h}}}}$$

Answer & Solution

Correct Answer: Option B

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In a Hartnell governor the stiffness of the spring is given...

In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation and h = Compression of the spring)

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In a Hartnell governor, the stiffness of the spring is given by (where S₁ and S₂ = Spring forces exerted on the sleeve at max. and min. radii of rotation and h = Compression of the spring)