| A cylinder 84 cm long is made of steel. Its external and internal diameters are 10 cm and 8 cm respectively. What is the volume of the steel in the cylinder (in 10-3 m3 and correct up to three decimal places)?
Right Answer is: C
Height of cylinder = 84 cm
External and internal Diameters are 10 cm and 8 cm respectively.
Radius = 5 cm and 4 cm respectively.
Volume of steel =