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Questions and Answers
What is the system of units used in physics?
What is the system of units used in physics?
- Customary units
- Imperial units
- S.I. units (correct)
- Metric units
What is the fundamental characteristic of a physical quantity?
What is the fundamental characteristic of a physical quantity?
- It is based on natural phenomena
- It can be measured by scientific methods (correct)
- It has a wide range of applications
- It can be converted into different units
Why is measurement necessary for using a physical quantity?
Why is measurement necessary for using a physical quantity?
- Physical quantities need to be converted into different units for use
- Measurement is a method to specify the physical quantity
- We can use a physical quantity only after its measurement (correct)
- Measurement ensures a wide range of applications
What is the purpose of dimensional equations in physics?
What is the purpose of dimensional equations in physics?
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What is the cause of error in physical measurements?
What is the cause of error in physical measurements?
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