state gov DSSSB Junior Assistant, Steno and LDC Mock Test 2023 - 24 Quantitative Aptitude Mensuration Solid Figures
An iron rod with diameter 4 cm and length 12 cm is drawn into a wire of length 12 m of uniform thickness. Determine the thickness of the wire.
1
0.6 cm
2
0.7 cm
3
0.3 cm
4
0.4 cm