"A spherical iron ball is dropped into a cylindrical vessel of base diameter 14 cm con
Channel: Doubtnut
Date: 2020-04-05

"A spherical
 iron ball is dropped into a cylindrical vessel of base diameter 14 cm
 containing water. The water level is increased by `9 1/3c m`
. What is
 radius of the ball?
(a) 3.5
 cm (b) 7 cm (c) 9 cm (d) 12 cm"