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The Relative Density of Mercury is 13.6. State Its Density in (I) C.G.S. Unit and (Ii) S.I. Unit. - Physics

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प्रश्न

The relative density of mercury is 13.6. State its density in
(i) C.G.S. unit and
(ii) S.I. unit.
 

योग

उत्तर १

R.D. of mercury = 13.6

(i) Density in C.G.S. = 13.6 gcm-3

(ii) Density in S.I. = 13.6 × 103 kgm-3

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उत्तर २

Relative density = density of mercury /density of water.
The density of mercury = relative density X density of water.
Relative density = 13.6.
Density of water in C.G.S system = 1g cm-3.
So, density of mercury in C.G.S system = 13.6 X1 = 13.6 gcm-3.
The density of water in the SI system = 1000 Kg m-3.
So, density of mercury in SI system = 13.6 X1000 = 13.6 X103 Kgcm-3.

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