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प्रश्न
‘The density of brass is 8.4 g cm’3’. What do you mean by the statement ?
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उत्तर
Density of brass is 8.4 g cm-3. This means that unit volume of brass contain 8.4 g mass.
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संबंधित प्रश्न
Write true or false for a given statement
Equal volumes of two different substances have equal masses.
Define the term volume of an object.
How will you determine the volume of a cuboid ? Write the formula you will use.
Name two devices which are used to measure the volume of an object. Draw their neat diagrams.
How can you determine the volume of an irregular solid (say a piece of brass)? Describe in steps with neat diagrams.
The mass of an iron ball is 312 g. The density of iron is 7.8 g cm-3. Find the volume of the ball.
The mass of a lead piece is 115 g. When it is immersed into a measuring cylinder, the water level rises from 20 ml mark to 30 ml mark.
Find the volume of the lead piece.
The mass of a lead piece is 115 g. When it is immersed into a measuring cylinder, the water level rises from 20 ml mark to 30 ml mark ,
Find the density of the lead in kg m-3.
State true or false. If false, correct the statement.
The region covered by the boundary of a plane figure is called its volume.
What are the other units used to measure the volume of liquids?
