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प्रश्न
Answer the following in detail.
What are the fundamental physical quantities? Name any three fundamental physical quantities.
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उत्तर
Basic physical quantities that do not depend upon other quantities are called fundamental physical quantities. There are seven fundamental quantities – length, mass, temperature, time, electric current, luminous intensity and amount of substance.
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संबंधित प्रश्न
How does the density of water changes when it is heated from 4°C to 10°C ?
Select the correct alternative:
The symbol of degree celsius is
Select the correct alternative:
lO mm is equal to
Select the correct alternative:
A metre ruler is graduated in:
Name the S.I. unit.
Answer the following in short.
What are the characteristics of a standard unit?
Answer the following in detail.
Explain in detail why there was a need to standardize units.
Answer the following in detail.
Why are multiples and submultiples of SI units required?
Tick the most appropriate answer.
Which of the following is a fundamental physical quantity?
State if the following statement is true or false. Correct the statement if it is false.
Mercury does not stick to the surface of glass.
