Minute spherical bubbles of size ranging from ______________ microns.(a) 1-100(b) 5-80(c) 15-20(d) 50-60I got this question by my college professor while I was bunking the class.I would like to ask this question from Accelerators and Retarders topic in portion Admixtures and Construction Chemicals of Concrete Technology

Minute spherical bubbles of size ranging from ______________ microns.(

1.	Minute spherical bubbles of size ranging from ______________ microns.(a) 1-100(b) 5-80(c) 15-20(d) 50-60I got this question by my college professor while I was bunking the class.I would like to ask this question from Accelerators and Retarders topic in portion Admixtures and Construction Chemicals of Concrete Technology
Answer» The correct option is (B) 5-80 The BEST I can explain: Minute SPHERICAL bubbles of SIZE ranging from 5-80 microns distributed evenly in the entire MASS of concrete.

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