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प्रश्न
Write true or false for a given statement
Equal volumes of two different substances have equal masses.
विकल्प
True
False
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उत्तर
False
Equal volumes of two different substances have different masses.
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संबंधित प्रश्न
Fill in the blank
Volume of a cube = _________
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 density of brass is 8.4 g cm’3’. What do you mean by the statement ?
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.
A cork has a volume 25 cm3. The density of cork is 0.25 g cm-3. Find the mass of cork.
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.
State true or false. If false, correct the statement.
The region covered by the boundary of a plane figure is called its volume.
Questions based on Higher Order Thinking Skills:
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There are three spheres A, B, C as shown below. Sphere A and B are made of the same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.
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Now answer the following questions.
- Find the ratio of masses of spheres A and B.
- Find the ratio of volumes of spheres A and B.
- Find the ratio of masses of spheres A and C.
