The metal with the volume of 1496 cm is used to cast a pipe of length 28 CM if the internal radius of pipe is 8 cm find its outer radius
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GIVEN:
TO FIND:
Outer radius of pipe =?
SOLUTION:
LET,
outer radius of pipe be x
then,
Volume of hollow metallic pipe will be
volume with outer radius - volume with inner radius
I. e,
so,
SO THE OUTER RADIUS OF THE PIPE WILL BE 9 CM.
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