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What is order of magnitude? Explain with...

What is order of magnitude? Explain with some examples.

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CHETANA PUBLICATION-UNITS AND MEASUREMENTS-EXERCISE
  1. Find the order of magnitude of the following quantities: Period of ro...

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  2. State the order of magnitude of duration of a day.

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  3. What is order of magnitude? Explain with some examples.

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  4. Why is parallax method not useful for measuring distance of stars more...

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  5. Fill in the blanks with suitable conventions. (1) 1 micron =...........

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  6. Fill in the blanks with suitable conventions. (2) 1 nanometer = ........

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  7. Fill in the blanks with suitable conventions. (3) 5896 A^@ =............

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  8. Fill in the blanks with suitable conventions. (4) 1 fermi =.............

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  9. Fill in the blanks with suitable conventions. (5) 1 m =.................

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  10. Fill in the blanks with suitable conventions. (6) 1 parsec =............

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  11. Fill in the blanks with suitable conventions. (7) 1 AU =.........m.

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  12. Explain method of measurement of time.

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  13. When the planet Jupiter is at a distance of 824.7 million kilometer fr...

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  14. Define dimensions and state uses of dimensional analysis.

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  15. What are the dimensions of the quantity lsqrt(l//g) l - beng the lengt...

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  16. Explain with example how is dimensional analysis used to verify the co...

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  17. Name three physical quantities which are dimensionless.

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  18. Explain with example, how is dimensional analysis used to convert the ...

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  19. Explain with example, how dimensional analysis is used to derive the r...

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  20. Derive the formula for K.E of a particle having mass m and velocity v ...

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