Advertisements
Advertisements
प्रश्न
Answer the following in short.
What are derived physical quantities? Give any two examples of derived physical quantities.
Advertisements
उत्तर
Physical quantities that are derived from one or more fundamental physical quantities are called derived physical quantities.
Examples: area, volume, speed, density, etc.
APPEARS IN
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
The density of aluminium is 2.7 g cm-3 and of brass is 8.4 g cm-3. For the same mass, the volume of:
A boy travels with a speed of 10 m s-1 for 30 minute. How much distance does he travel ?
The diagram below shows a stick placed along a metre RULER. The length of the stick is measured keeping the eye at positions A, B, and C.
Name two devices used to measure the short time interval of an event.
Answer the following in short.
Mention any two advantages of the metric system over traditional units.
Fill in the blank.
There are ............. fundamental physical quantities.
Solve the following numerical problem.
Express 6L in mL.
Give some examples for scalar quantity.
Write SI units for the fundamental quantity.
