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A physical quantify X is related to thre...

A physical quantify X is related to three observables a , b, c as `X = sqrta b^(2) // c^(2) ` . The errors of measurement in a ,b and c are `2 % , 1 % ` and `3%` respectively . What is the percentage error in the quantity X ?

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SL ARORA-Units and Measurements-Exercise
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  3. A physical quantify X is related to three observables a , b, c as X = ...

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  6. Two resistors of resistances R1 = 100 pm 3 ohm and R2 = 200 pm 4 ohm ...

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  10. why is it convenient to express the distancek of stars in terms of lig...

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  11. Can there be a physical quantity, which has no units and no dimensions...

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  12. Is the measurement of angle dependent on the unit of length?

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  13. What is meant by angular diameter of moon ? What is its value?

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  14. For a given base line, which will show a grater parallax - a distant s...

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  15. Assertion : Parallax method cannot be used for measuring distance of ...

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  16. What is the difference between nm, mN, Nm ?

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  17. Do all physical quantities have dimensions? If no, name three physcia...

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  19. What is the SI unit of linear momentum?

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  20. Using the principle of homogeneity of dimensions, which of the followi...

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