Question Text
Question 1 :
The base and top radius of a cone is 36 cm and 16 cmrespectively. The height of the cone is 12.6 cm. What is the volume of frustumof a cone? (Use $$\pi$$= 3.14).<br><br>
Question 2 :
A cone of height $$7$$ cm. and base radius $$3$$ cm. is carved from a rectangular block of wood of dimensions $$10 cm. \times 5 cm. \times 2$$ cm. The percentage of wood wasted is
Question 3 :
A cylindrical box of radius <b>5 </b>cm contains <b>10</b> solid spherical balls each of radius <b>5</b> cm. If the topmost ball touches the upper cover of the box, then the volume of the empty space in the box is :
Question 4 :
A right circular cylinder and a right circular cone both having the same radius and height then the ratio of their volumes is
Question 5 :
Find the volume of the frustum cone whose base and topradius is 11 in and 6 in respectively. The height of the cone is 36 in. (Use $$\pi$$= 3.14).