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Mention some advantages of SI system of ...

Mention some advantages of SI system of units.

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MODERN PUBLICATION-UNITS AND MEASUREMENT-REVISION EXERCISES (SHORT ANSWER QUESTIONS)
  1. what are the characteristic of a standard unit?

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  2. Mention some advantages of SI system of units.

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  3. Mention drawback of C.G.S. system of units?

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  4. Derive a relation between one parsec and one light year.

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  5. Calculate the number of light minutes in one metre?

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  6. Why are length, mass and time chosen as fundamental quantites in mecha...

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  7. How many light minutes are there in one AU?

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  8. What convention are followed while writing the scientific names ?

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  9. What is parallax method? How is it used to measure large distances?

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  10. Convert 1^(@) and 1' to radians.

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  11. Why are length, mass and time chosen as fundamental quantites in mecha...

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  12. How much longer then a microsecond is a millisecond ?

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  13. How many femto metres are there in one A.U.?

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  14. Give one example of the following : (a) Physical quantity that is di...

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  15. Explain three types of errors observed in measurement.

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  16. Write mathematical expression for absolute error and mean absolute err...

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  17. Two identical resistors of resiatance (2 pm 0.1) Omega are connected ...

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  18. The diameters of two cylinders are d(1)= (2.02 pm 0.01)cm " and " d(2)...

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  19. Differentiate between precision and accuracy with an example.

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  20. Solve the following with regard to significant figures. (a) 781 +0.5...

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