A cylindrical glass with diameter \(28 \ cm\) has water to a height of \(10 \ cm\). A small cylindrical metal of radius \(7 \ cm\) and height \(8 \ cm\) is immersed it completely. Calculate the raise of the water in the glass?
 
Answer:
 
Volume of a cylinder is given by cu. units.
 
Volume of the water raised in the glass \(=\)
 
The raised water in the glass \(=\)  \(cm\)