﻿   A cubical block of iron 5 cm on each side is floating on mercury in a vessel. Water is poured into the vessel so that it just covers the iron block. What is the height of water column?  [RD of Hg = 13.6 and Fe = 7.2]  : Kaysons Education

# A Cubical Block Of Iron 5 Cm On Each Side Is Floating On Mercury In A Vessel. Water Is Poured Into The Vessel So That It Just Covers The Iron Block. What Is The Height Of Water Column?  [RD of Hg = 13.6 And Fe = 7.2]

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## Question

### Solution

Correct option is

2.54 cm

Here upthrust is provided by both mercury and water if h is the height of water-level.

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