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Add 7.21, 12.41 and 0.0028, and express ...

Add 7.21, 12.41 and 0.0028, and express the result the result to an appropriate number of significant figures.

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SL ARORA-Units and Measurements-Exercise
  1. Round off the following numbers as indicated : (i) 15.654 upto 3 dig...

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  2. Round off the following numbers as indicated: (i) 18.35 upto 3 digit...

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  3. Add 7.21, 12.41 and 0.0028, and express the result the result to an ap...

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  4. Subtract 4.27153 from 6.807 and express the result to an appropriate n...

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  5. Substract 3.2 xx 10^(-6) from 4.7 xx 10^(-4) with due regard to signif...

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  6. Solve the following and express the result to an appropriate number of...

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  7. Solve the following and express the result to an appropriate number of...

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  8. Solve the following and express the result to an appropriate number of...

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  9. Solve the following and express the result to an appropriate number of...

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  10. Solve the following and express the result to appropriate number of si...

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  11. Each side of a cube is measured to be 7.203 m . What is (i) the total ...

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  12. The radius of a sphere is 1.41. its volume to an appropring number of ...

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  13. The length and the radius of a cylinder measured with a slide cllipers...

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  14. The mass and radius of the earth are 5.975 xx 10^24 kg and 6.37xx 10^6...

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  15. 5.74 g of a substance occupies 1.2 cm^3. Express its density keeping s...

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  16. State the number of significant figures in the following measurements ...

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  17. State the number of significant figures in the following measurements ...

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  18. State the number of significant figures in the following measurements ...

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  19. State the number of significant figures in the following measurements ...

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  20. State the number of significant figures in the following measurements ...

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