Density and Relative Density

IMPORTANT

Density and Relative Density: Overview

This Topic covers sub-topics such as Specific Gravity, SI Unit of Density, Dimensions of Pressure, Dimensions of Density, CGS Unit of Density, Density of Fluids, Average Pressure, Relative Density and Specific Gravity and, Units Used for Density of Fluids

Important Questions on Density and Relative Density

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In air an object weighs 15 N, when immersed completely in water the same object weighs 12 N. When immersed in another liquid completely, it weighs 13 N. Find The specific gravity of the other liquid

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C.G.S. unit of density is

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Mass/Volume = ________

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Write the dimension of pressure.

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Two substances of relative densities ρ1 and ρ2 are mixed in equal volume and the relative density of the mixture is 4. When they are mixed in equal masses, then the relative density of the mixture is 3. The values of ρ1 and ρ2 are

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The density of water in CGS units is about 1 gcm3.

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Choose the correct option for unit of density?

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What is the CGS unit of density?

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Identify the physical quantity that has the dimensional formula M1L-3T0.

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_____ is the physical quantity that has the dimensional formula M1L-3T0.

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The dimensional formula of density is M1L-3T1

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Choose the correct option for dimensions of density.

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Derive the dimensional formula for density.

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Pressure at a point due to a liquid column is _____ proportional to the density of the liquid.

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At the same depth, the pressure exerted by the sea water will be more than the river water because
 

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Earlier relative density was called _____. (specific gravity / specific relativity)

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An ice block floats in a liquid whose density is less than water. A part of block is outside the liquid. When whole of ice has melted, the liquid level will

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A rectangular plate 2 m×3 m is immersed in water in such a way that its greatest and least depth are 6 m and 4 m, respectively, from the water surface. The total thrust on the plate is

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The density of ice and water are respectively x and y  g cm-3 . If m gram of ice melts, then change in its volume is

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An adulterated sample of milk has density of 1032 kg m-3, while pure milk has a density of 1080 kg m-3. Then the volume of pure milk in a sample of 10 L of adulterated milk is