Answer / deepthi

As concrete is weak in tension and strong in compression, to increase the tensile strength steel is used.

Answer / gulshan vashisht

As concrete is weak in tension and strong in compression, to increase the tensile strength steel is used.

Answer / ujjawal

the cofficient of Thermal expansion of concrete and Steel is
approximatly same.

Answer / k pradeep kumar

Every structure is composition of compression and tension, concrete is good to resist the compression forces and steel is good to resist the tensile forces. if we should not provide the steel the structure may fail.

Answer / amit

1.also steel and conc have much more bonding so its avoid
slippage gives durability
2. Steel will gives warning before actual structural fails

Answer / sjtbehera

Simply the bones in our body work same thing steel use in concrete. Unless bone is their in body we donot stand. Other way above exlanation by our engineer is corrwct.

Answer / shamshuddin

because co-efficient of friction between concrete and steel is same so steel is used in concrete..

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