A cylinder of radius 12 cm. contains water to a depth of 20 cm. A spherical iron ball is dropped in to the cylinder and thus the level of water is raised by 6.75 cm. Find the radius of the ball. [π = 22/7]
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radius of the ball will be 9cm
see my solution in this image
hope you understand।
NOTE...
first thing very important to know the formula of
cylinder and spherical ball
and second thing is volume of cylinder with the height of raised water equal to the volume of spherical ball.
see my solution in this image
hope you understand।
NOTE...
first thing very important to know the formula of
cylinder and spherical ball
and second thing is volume of cylinder with the height of raised water equal to the volume of spherical ball.
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