A smooth right circular cone of semi-vertical angle alpha=tan^-1(5/12) is at rest on a horizontal plane. A rubber ring of mass 2.5kg which requires a force of 15N for an extension of 10cm is placed on the cone. Find the increase in the radius of the ring in equilibrium.
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A smooth right circular cone of semi-vertical angle alpha=tan^-1(5/12) is at rest on a horizontal plane. A rubber ring of mass 2.5kg which requires a force of 15N for an extension of 10cm is placed on the cone. Find the increase in the radius of the ring in equilibrium.
Explanation:
Knsin(theta)=25
Kncos(theta)=15(x)
Tan(theta)=5/12
Increase in radius=10(x)/2
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