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Find the number of significant figures i...

Find the number of significant figures in the `2.520 xx 10^7`

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AAKASH SERIES-UNITS AND MEASUREMENTS-NUMERICAL EXERCISE (LEVEL-2)
  1. The equation of state of some gases can be expressed as (P + a/(V^2)) ...

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  2. The number of particles crossing a unit area perpendicular to X-axis i...

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  3. The density of a material in C.G.S. system is 8g/cm^3 . In a system of...

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  4. In an experiment of simple pendulum the errors in the measurement of l...

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  5. A scientist performs an experiment and takes 100 readings. He repeats ...

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  6. State the number of significant figures in the following 6729

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  7. State the number of significant figures in the following 0.024

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  8. Find the number of significant figures in the 6.0023

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  9. Find the number of significant figures in the 2.520 xx 10^7

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  10. State the number of significant figures in the following 0.08240

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  11. Find the number of significant figures in the 4200

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  12. Find the number of significant figures in the 4.51 xx 10^8

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  13. Find the number of significant figures in the 91.00

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  14. A stick has a length of 12.132cm and another has a length of 12.4 cm. ...

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  15. The length of a rod is 2.5 cm and diameter is 2.5mm. Find the volume o...

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  16. An experiment measures quantities a,b,c and then y is calculated as ...

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  17. A new unit of length is chosen so that the speed of light in vaccum is...

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  18. Dimensional formula for a physical quantity X is M^(-1) L^3 T^(-2) Th...

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  19. The measured mass and volume of a body are 2.42 g and 4.7 cm^3 respect...

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  20. The mass of 1.2 cm^3 of a certain substance is 5.74g. Calculate its de...

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