Please select a subject first
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State if the following statement is true or false:
Second is considered as the fundamental unit of time in both CGS and MKS systems.
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State if the following statement is true or false:
Centi mean a hundredth part.
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State if the following statement is true or false:
The symbol used for a unit is always written in capital letters.
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Answer the following in short.
What do you understand by the term measurement?
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Answer the following in short.
What are derived physical quantities? Give any two examples of derived physical quantities.
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Answer the following in short.
What are the characteristics of a standard unit?
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Answer the following in short.
Mention any two advantages of the metric system over traditional units.
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Answer the following in short.
Which institution in the world maintains the guidelines for using the SI units correctly?
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Answer the following in detail.
What are the fundamental physical quantities? Name any three fundamental physical quantities.
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Answer the following in detail.
Explain by giving two examples of why the measurement of a physical quantity is expressed as a combination of a numeral and a unit.
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Answer the following in detail.
Explain in detail why there was a need to standardize units.
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Answer the following in detail.
Why are multiples and submultiples of SI units required?
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Answer the following in detail.
State some common rules to write SI units correctly.
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Tick the most appropriate answer.
Which of the following weighing devices has very high accuracy and sensitivity?
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State if the following statement is true or false. Correct the statement if it is false.
The error in reading a scale due to the wrong positioning of the eye is called human error.
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State if the following statement is true or false. Correct the statement if it is false.
The region enclosed within the boundaries of a two-dimensional figure is called its area.
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Tick the most appropriate answer.
Which of the following is a fundamental physical quantity?
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Tick the most appropriate answer.
The system of measurement based on centimetre-gram- second is known as
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Fill in the blank.
There are ............. fundamental physical quantities.
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Fill in the blank.
1 kilometre is equal to ............... metres.
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