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Dhanush cuts the middle height of a metallic right circular cone of height 14 \(cm\) and whose vertical angle \(60^\circ\) into two parts by a plane parallel to its base. If the frustum so obtained be drawn into a wire of diameter \(\frac{1}{10}\) \(cm\), find the following:
 
plane.png
 
1. The radius of the lower side of the frustum:
 
2. The radius of the upper side of the frustum:
 
3. The volume of the wire:
 
4. The length of the wire:
 
5. Curved surface area of a frustum of a cone: