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प्रश्न
Who is my companion?
| Group 'A' | Group 'B' | ||
| 1 | Velocity | a | litre |
| 2 | Area | b | kilogram |
| 3 | Volume | c | metre/second |
| 4 | Mass | d | kilogram/cubic metre |
| 5 | Density | e | square metre |
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उत्तर
| Group 'A' | Group 'B' | ||
| 1 | Velocity | c | metre/second |
| 2 | Area | e | square metre |
| 3 | Volume | a | litre |
| 4 | Mass | b | kilogram |
| 5 | Density | d | kilogram/cubic metre |
संबंधित प्रश्न
Write true or false for a given statement.
The speed 5 ms-1 is less than 25 km h-1.
Arrange the following substances in order of their increasing density:
(a) iron
(b) cork
(c) brass
(d) water
(e) mercury
A block of iron has dimensions 2 m × 0.5 m × 0.25 m. The density of iron is 7.8 g cm−3. Find the mass of block.
Convert the following quantity as indicated:
2500 kg = ………. metric tonne.
State if the following statement is true or false:
The symbol used for a unit is always written in capital letters.
Answer the following in short.
Which institution in the world maintains the guidelines for using the SI units correctly?
State if the following statement is true or false. Correct the statement if it is false.
The region enclosed within the boundaries of a two-dimensional figure is called its area.
Answer the following in detail.
When are approximations necessary in daily life and when should they be avoided?
Assertion (A): Density is a derived physical quantity
Reason (R): Density cannot be derived from the fundamental physical quantities.
Write SI units for the fundamental quantity.
