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11th Class Physics Physical World / भौतिक जगत Question Bank Units and Measurements Conceptual Problems

  • question_answer
    What is the necessity of selecting some units as fundamental units?

    Answer:

                      The number of physical units required to be measured is very large. If a separate unit is defined for each of them, then it will become very difficult to remember all of them as they will be quite unrelated to each other.


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