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प्रश्न
Write true or false for a given statement.
The speed 5 ms-1 is less than 25 km h-1.
पर्याय
True
False
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उत्तर
True.
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संबंधित प्रश्न
Fill in the blank
l m3 =..........cm3
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.
Select the correct alternative:
A metre ruler is graduated in:
Answer the following in short.
What are the characteristics of a standard unit?
Tick the most appropriate answer.
Which of the following is a fundamental physical quantity?
Answer the following in detail.
What do you understand by the term capacity?
Answer the following in detail.
Which is the most suitable unit for measuring the volume of air inside an inflated balloon?
Give a reason for the following.
Measuring units are standardized.
Solve the following numerical problem.
The rainfall in a city on each day of a week is recorded below. Find the average rainfall for the week.
| day | Mon | Tue | Wed | Thurs | Fri | Sat | Sun |
|
Rainfall |
1.2 | 10.3 | 5.5 | 0.0 | 13.5 | 7.0 | 1.0 |
