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प्रश्न
Fill in the blank.
There are ............. fundamental physical quantities.
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उत्तर
There are seven fundamental physical quantities.
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संबंधित प्रश्न
Define the term density of a substance.
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:
The symbol of degree celsius is
Convert the following quantity as indicated:
4.2 m = cm
Convert the following quantity as indicated:
1 yard = m
State if the following statement is true or false:
The symbol used for a unit is always written in capital letters.
Answer the following in detail.
When are approximations necessary in daily life and when should they be avoided?
Name some of the derived quantities.
What are the multiples and sub multiples of mass?
What is the physical quantity? give example.
