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Questions and Answers
What are fundamental quantities also known as?
What are fundamental quantities also known as?
- Base units (correct)
- Standard units
- Derived units
- Complex units
What is a unit in the measurement of physical quantities?
What is a unit in the measurement of physical quantities?
- A large number of physical quantities
- A fundamental quantity
- A device used for measuring physical quantities
- A standard for measuring a physical quantity (correct)
How are physical quantities expressed?
How are physical quantities expressed?
- As a number accompanied by a measurement device
- As a number accompanied by a unit (correct)
- As a single value without a unit
- As a unit accompanied by a number
Why do we require a limited number of units to express physical quantities?
Why do we require a limited number of units to express physical quantities?
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Which system of units is now accepted worldwide for measurement?
Which system of units is now accepted worldwide for measurement?
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What are the two additional quantities mentioned along with the seven base/fundamental quantities?
What are the two additional quantities mentioned along with the seven base/fundamental quantities?
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What does the term 'multiples and submultiples of units' refer to?
What does the term 'multiples and submultiples of units' refer to?
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What does each prefix used with a unit represent?
What does each prefix used with a unit represent?
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Which unit is more convenient to express the diameter of a wire?
Which unit is more convenient to express the diameter of a wire?
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Which system uses foot, pound, and second as its fundamental units?
Which system uses foot, pound, and second as its fundamental units?
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