In prestressed concrete, high grade concrete is used for

controlling the prestress loss

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having concrete of low ductility

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having concrete of high brittleness

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having low creep

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Solution

The correct option is A controlling the prestress loss
High strength-concrete has greater stiffness, greater elastic modulus,less elastic deformations, low creep, and high bond strength. Hence, losses of prestress will be minimized.

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