A solid iron cuboidal block of dimensions 4.4 m×2.6 m×1 m is recasted into a hollow cylindrical pipe of internal radius 30 cm and thickness 5 cm. Find the length of the pipe.

A solid iron cuboidal block of dimensions 4.4 m×2.6 m×1 m is recaste

1.	A solid iron cuboidal block of dimensions 4.4 m×2.6 m×1 m is recasted into a hollow cylindrical pipe of internal radius 30 cm and thickness 5 cm. Find the length of the pipe.
Answer» A solid iron cuboidal block of dimensions $4.4 m \times 2.6 m \times 1 m$ is recasted into a hollow cylindrical pipe of internal radius $30 c m$ and thickness $5 c m$ . Find the length of the pipe.