A solid iron rod has a cylindrical shape. Its height is 10 cm and base radius is 7 cm. Then volume of the rod is
A solid iron rod has a cylindrical shape. Its height is 10 cm and base radius is 7 cm. Then volume of the rod is
A) 1640 cm3
B) 1740 cm3
C) 1440 cm3
D) 1540 cm3
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Correct option is: D) 1540 cm3
Given that height of the cylinder is h = 10 cm
and the base radius is r = 7 cm.
\(\therefore\) Volume of cylindrical rod = \(\pi r^2h\)
= \(\frac {22}7\) \(\times\)7 \(\times\) 7 \(\times\) 10
= 1540 \(cm^3\)
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