Question

Rahul puts some water into four cups made of steel, porcelain ,glass and frosted glass .which one of these cups will allow him to see the level of the water clearly? *

A.Porcelain cup

B.Steel cup

C.Glass cup

D.Frosted glass cup

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Answer 1

The answer is glass cup

Answer 2

The level of water will be seen in the transparent object.

Explanation:

A) Porcelain cup: The cup is made of china clay, silicate material. This is opaque. The level of water will not be visible in this.

B) Steel cup: The material of the cup is steel which is an opaque metal. Here also the level of water is not visible.  

C)Glass Cup. The glass is a transparent material. It is solid and is made from sand, limestone etc. As it is a transparent cup, The level of water is visible.

D) Frosted glass cup: This cup is the same as glass but they are translucent.

So the correct answer is option C.