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Properties of Solids

If the charac...

Question

If the characteristic cube compressive strength is $25$ $M P a$ , then its flexural strength (in MPa) is ____.
3.5

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Solution

The correct option is A 3.5
Given, $f_{c k} = 25$ $M P a$
Flexural strength $= 0.7 \sqrt{f_{c k}}$
$= 0.7 \sqrt{25} = 3.5$ $M P a$

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