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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
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.
Convert the following quantity as indicated:
1 ft = cm
Convert the following quantity as indicated:
0.2 cm = mm
Write the temperature of melting ice.
Answer the following in short.
What are derived physical quantities? Give any two examples of derived physical quantities.
Answer the following in detail.
State some common rules to write SI units correctly.
Answer the following in detail.
When are approximations necessary in daily life and when should they be avoided?
What is the physical quantity? give example.
What do you mean by ‘unit’?
