· (b) /High Yield Strength Deformed steels bars used in RCC (c) structural steel (d) à the above...
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· (b) /High Yield Strength Deformed steels bars used in RCC (c) structural steel (d) à the above (a) 21000 kg/ mm2 (c) 42400 kg/ mm2 t I / Mild steel has Young's modulus of (b)