BITSAT 2011 Paper

Section: Physics

Question : 12 of 150

Marks: +1, -0

An iron rod of length 2m and cross-sectional area of 50 mm2 stretched by 0.5 mm, when a mass of 250 kg is hung from its lower end. Young’s modulus of iron rod is

19.6 × 1020 N/m2
19.6 × 1018 N/m2
19.6 × 1010 N/m2
19.6 × 1015 N/m2

Validate

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