Which of the following is not a fundamental quantity?
Correct answer: D. Ampere
- A. Length
- B. Temperature
- C. Electric charge
- D. Ampere
Explanation
Ampere is not a fundamental quantity. It is a derived quantity. Ampere is the unit of electric current, and electric current is defined in terms of the flow of electric charge per unit time. In the SI system, the ampere is defined in terms of the elementary charge and is not considered a fundamental quantity.
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