Challenger App

No.1 PSC Learning App

1M+ Downloads
Red colour of the tile is mainly due to

AIron oxide

BSilica

CAlumina

DNone of the above

Answer:

A. Iron oxide


Related Questions:

MPN is
Two point and three point problems are typical cases of
The loss of prestress due to friction can be reduced by:
---------- is the most suitable well-conditioned triangle in chain survey
Volume of an cone of base diameter D and height h is