Advertisements
Advertisements
Question
Convert the following quantity as indicated:
0.2 cm = mm
Advertisements
Solution
1 cm = 10 mm
∴ 0.2 cm = 10× 0.2 mm
= `10 xx 2/10` mm = 2 mm
∴ 0.2 cm = 2 mm
APPEARS IN
RELATED QUESTIONS
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 |
How long a train will take to travel a distance of 200 km with a speed of 60 km h-1 ?
Express 36 km h-1 in m s-1
Express 15 m s-1 in km h-1.
Name two devices used to measure the short time interval of an event.
Answer the following in short.
What are the characteristics of a standard unit?
Fill in the blank.
There are ............. fundamental physical quantities.
Solve the following numerical problem.
20 one – rupee coins are placed one above the other. If their total height is 32 mm, find the thickness of one coin.
Explain giving examples.
Scalar quantity
Assertion (A): Density is a derived physical quantity
Reason (R): Density cannot be derived from the fundamental physical quantities.
