Question Text
Question 1 :
Find the volume of the right circular cone with radius $6\ cm$, height $7cm$
Question 2 :
The volume of the greatest sphere cut off from a cylindrical wood of base radius 1 cm and height 5 cm is
Question 3 :
A right circular cone an and circular and a right cylinder have the same radius and the same volume. The ratio of the height of the cone to that of the cylinder is
Question 4 :
If the radius of a sphere is doubled what is the ratio of the volume of the first sphere to that of the second?
Question 5 :
How many spherical bullets can be made out of a solid cube of lead whose edge measures 44 cm if each bullet has radius 2 cm?
Question 6 :
Find the volume of the sphere whose diameter is 30 cm
Question 7 :
A heap of paddy is in the form of a cone whose diameter is $4.3m$ and height is $2.8m$. If the heap is to be covered exactly by a canvas to protect it from rain, then find the area of the canvas needed.
Question 8 :
If the circumference of the inner edge of a hemispherical bowl is$\displaystyle \frac{132}{7}$cm then what is the capacity?
Question 9 :
Find the volume and surface area of a sphere of radius $4.2$ cm. $\displaystyle \left [ \pi =\frac{22}{7} \right ]$<br/>
Question 10 :
Two cones $A$ and $B$ have their base $r$ in the ratio of $4:3$ and their heights in the ratio $3:4$ of ratio of volume of cone $A$ to that of cone.