A piece of iron [density 7.6 $g c m^{- 3}$ ] sinks in mercury [density 13.6 $g c m^{- 3}$ ]. State whether true or false.

True

No worries! We‘ve got your back. Try BYJU‘S free classes today!

False

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is B False
Since condition for sinking of a body of density $σ$ in a liquid of density S is
$σ > S .$
& Since iron of density 7.69/cc is less lighter than density of mercury (density 13.6g/cc). Hence iron will float on mercury.

Suggest Corrections

Similar questions

Iron sinks in water and floats in mercury.

Density of Iron - $7.6 g / c m^{3}$

Density of Water - $1 g / c m^{3}$

Density of Mercury - $13.7 g / c m^{3}$

The density of water 1.0 g $c m^{-} 3$ . The density of iron is 7.8 g $c m^{-} 3$ . The density of mercury is of 13.6 g $c m^{-} 3$ . Answer the following :

(a) Will a piece of an iron float or sink in water?

(b) Will a piece of an iron float or sink in mercury?

Q. The density of liquid mercury is

13.6 {g cm}^{- 3}

. How many moles of mercury are there in 1 litre of the metal? (Atomic mass of

H g = 200

)

Q. A body having density less than 1

g c m^{- 3}

floats in water. True or false

Q. The value of density of mercury in CGS system is

13.56

g {c m}^{- 3}

. Its value in SI system is:

Join BYJU'S Learning Program

A piece of iron [density 7.6gcm−3] sinks in mercury [density 13.6 gcm−3]. State whether true or false.

The correct option is B FalseSince condition for sinking of a body of density σ in a liquid of density S is σ>S.& Since iron of density 7.69/cc is less lighter than density of mercury (density 13.6g/cc). Hence iron will float on mercury.

A piece of iron [density 7.6 $g c m^{- 3}$ ] sinks in mercury [density 13.6 $g c m^{- 3}$ ]. State whether true or false.

The correct option is B False
Since condition for sinking of a body of density $σ$ in a liquid of density S is
$σ > S .$
& Since iron of density 7.69/cc is less lighter than density of mercury (density 13.6g/cc). Hence iron will float on mercury.