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The diameter of circle is 1.06m. Calcula...

The diameter of circle is 1.06m. Calculate the area enclosed by the circle in correct number of significant figures.

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SL ARORA-Units and Measurements-Exercise
  1. Give the number of significant figure in 2.64 xx 10^24 Kg .

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  2. In the simplification of 2.13x24.78 /458.2, the numberof significant f...

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  3. The diameter of circle is 1.06m. Calculate the area enclosed by the ci...

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  4. The errors which tend to occur in one direction,positive or negative, ...

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  5. The maximum fractional error in the quotient of two quantities is equa...

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  6. The resistance R= (V)/(I), where V= (100+-5.0) V and I=(10+-0.2)A. Fin...

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  7. A physical quantity P = a^3b^2/cd. If the percentageerrors in the meas...

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  8. A physical quantity X is given by X=(2k^(3)l^(2))/(msqrt(n)) The p...

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  9. Define length.

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  10. Define a prototype metre

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  11. Define standard metre in terms of the wavelength of light.

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  12. What is the accuracy of the metre defined in terms of wavelength of li...

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  13. Define standard metre in terms of velocity of light.

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  14. How many light years are there in 1 metre?

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  15. Define Astronomical unit, light year and parscond. Establish relation ...

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  16. Give the relation between light year and AU

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  17. Which one of the following methods is used to measure distance of a pl...

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  18. Express 1 parsec in terms of meters . What its order of magnitude .

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  19. Express 1 parsec in terms of meters . What its order of magnitude .

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  20. Write in ascending order : light year, astronomical unit, par sec.

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