Q. The process of depositing of a Layer of Zinc over water pipes for being protected from rusting is known as
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Q. To get the magnified and virtual image mirror is used.
Q. The most abundant metal in the Earth's crust is
Q. Which one of the following causes the chikungunia disease?
Q. In the absence of ozone layer, which rays will enter into atmosphere
Q. Which of the following one of the following does not contain Silver -
Q. Which metal pollute the air of a big city?
Q. Stainless steel is an alloy of-
Q. Soldering of two metals is possible as of the property of:
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