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Assertion: A dimensinoally wrong or inco...

Assertion: A dimensinoally wrong or inconsistent equation must be wrong.
Reason: A dimensionally consistent equation is an exact or a correct equation.

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AAKASH SERIES-UNITS AND MEASUREMENTS-VERY SHORT ANSWER TYPE QUESTIONS
  1. As far as mechanics is concerned all systems of units are having the s...

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  2. If two quantities have same dimensions, do they represent same physica...

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  3. Two physical quantities are having the same dimensions. Should their u...

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  4. Why is the dimension of one fundamental (base) quantity interms of any...

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  5. Assertion: A dimensinoally wrong or inconsistent equation must be wron...

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  6. State about the correctness or otherwise of the following two statemen...

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  7. Can we derive the kinematic relations V= u+ at , S = ut = 1/2 at^2 and...

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  8. What is an error? What are constant errors?

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  9. What is the convenience in using SI?

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  10. Is dimensional analysis applicable to only SI ?

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  11. What is meant by Unit? What is the importance of a unit?

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  12. Define a coherent system of units.

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  13. Name two coherent systems of units.

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  14. What are the fundamental quantities and supplementary quantities is S....

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  15. Define elementary physical quantities .

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  16. What are the fundamental quantities and supplementary quantities is S....

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  17. Define a compounded physical quantity .

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  18. What is the importance of measurement?

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  19. What are the derived units?

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  20. What is meant by the principle of homogeneity of dimensions?

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