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प्रश्न
Answer the following in detail.
Which is the most suitable unit for measuring the volume of a cylinder of a car engine?
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उत्तर
cubic centimetre (cc) or cm3 is the most suitable unit for measuring the volume of a cylinder of a car engine.
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संबंधित प्रश्न
Match the following:
| Column A | Column B |
| 1.Volume of a liquid | 1. kg `m^-3` |
| 2. Area of a leaf | 2. `m^3` |
| 3. S.I. unit of volume | 3. graph paper |
| 4. S.I. unit of density | 4. m `s^-1` |
| 5. S.I.unit of speed | 5. measuring cylinder |
Select the correct alternative
One litre is equal to :
A piece of brass of volume 30 cm3 has a mass of 252 g. Find the density of brass in (i) g cm-3, (ii) kg m-3.
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.
What is measurement? How is a measurement expressed?
Express in second:
5 hour 2 minute 5 second.
Answer the following in short.
What are the characteristics of a standard unit?
Give reason for the following.
Body parts should not be used for correct measurements of an object.
What do you mean by ‘unit’?
Match List I with List II.
| List I | List II | ||
| A. | Torque | I. | Nms-1 |
| B. | Stress | II. | J kg-1 |
|
C. |
Latent Heat | III. | Nm |
|
D. |
Power | IV | Nm-2 |
Choose the correct answer from the options given below:
