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In successive measurement, the reading o...

In successive measurement, the reading of the period of oscillation of a simple pendulum were found to be 2.63s, 2.56s, 2.71s and 2.80s in an experiment. Calculate (i) mean value of the period oscillation (ii) absolute errer in each measurement (iii) mean absolute error (iv) releative error (v) percentage error and (vi) express the result in proper form.

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SL ARORA-Units and Measurements-Exercise
  1. In successive measurement, the reading of the period of oscillation of...

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  2. Calculate the number of astronomical units in one metre.

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  3. How many parsec are ther in one metre?

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  4. How many metre are there in a light year?

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  5. The density of air is 1.293 kg /m^3. Express it in cgs units.

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  6. Express an acceleration of 10ms^(-2) in km h^(-2)

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  7. If a mass of a proton is 1.67xx10^(-27)kg, how many protons will be pr...

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  8. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  9. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  10. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  11. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  12. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  13. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  14. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  15. Write the order of magnitude of the following : (i) 8 (ii) 49 (...

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  16. What is one astronomical unit ? Express it in metres . Write its or...

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  17. What is the order of magnitude of second in a day ?

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  18. In a submarine fitted with a SONAR, the time between the genretaion of...

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  19. A radar signal is beamed towards a planet and its echo is recived 7 mi...

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  20. A rock under water is 1595 m deep. Find the time in which an ultrasoni...

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  21. The angle of elevation of the top of a hill is 30^(@) from a point on ...

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