R. D. Sharma Solutions for Chapter: Surface Area and Volume of a Right Circular Cone, Exercise 3: VERY SHORT ANSWER TYPE QUESTIONS (VSAQs)

The height of a cone is $15 \mathrm{cm}$. If its volume is $500\pi {\mathrm{cm}}^3$, then find the radius of its base( in $\mathrm{cm}$).

If the volume of a right circular cone of height $9 \mathrm{cm}$ is $48\pi {\mathrm{cm}}^3$. Find the diameter of its base(in $\mathrm{cm}$).

If the height and slant height of a cone are $21 \mathrm{cm}$ and $28 \mathrm{cm}$ respectively. Find its volume.

The height of a conical vessel is$3.5 \mathrm{cm}.$ If its capacity is$3.3$ $\mathrm{litres}$of milk. Find its diameter of its base.

If the radius and slant height of a cone are in the ratio $7: 13$ and its curved surface area is $286 {\mathrm{cm}}^2,$ find its radius( in $\mathrm{cm}$).

Find the area of canvas required for a conical tent of height $24 \mathrm{m}$ and base radius $7 m.$

 Find the area of metal sheet required in making a closed hollow cone of base radius $7 \mathrm{cm}$ and height $24 \mathrm{cm}$.

Find the length of cloth used in making a conical pandal of height $100 \mathrm{m}$ and base radius $240 \mathrm{m},$ if the cloth is $100\pi$ $\mathrm{m}$wide.