Question Text
Question 2 :
Find the volume of the right circular cone with radius $3.5\ cm$, height $12\ cm$
Question 3 :
In a right circular cone, the cross-section made by a plane parallel to the base is a <br/>
Question 4 :
If the base area and the volume of a cone are numerically equal, then its height is 3 units.<br>
Question 5 :
Three solid spheres of copper, whose radii are $3$ cm, $4$ cm and $5$ cm respestively are melted into a single solid sphere of radius R. The value of R is
Question 6 :
If the radius of the base of a right circular cone is halved keeping the height same then the ratio of the volume of the reduced cone to that of the original cone is
Question 7 :
The ratio of the radii of two cones having equal height is $2:3$, then ratio of their volume is ____________.
Question 8 :
The ratio of the volumes of a cylinder and a cone having equal radii and equal heights is
Question 9 :
A cylindrical pencil sharpened at one edge is the combination of<br>
Question 10 :
Area of canvas needed to erect a right conical tent of height 12 m and a circular base having circumference$\displaystyle 10\pi $ m is
