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If a(1),a(2),a(3)...... a(n) are the mea...

If `a_(1),a_(2),a_(3)...... a_(n)` are the measured value of a physical quantity "a" and `a_(m)` is the true value then absolute error........

A

`a_(m) = Deltaa_(n)+a_(n)`

B

`Deltaa_(n) = a_(m) +a_(n)`

C

`Deltaa_(n) = a_(m) -a_(m)`

D

`Deltaa_(n) = a_(m) -a_(n)`

Text Solution

Verified by Experts

The correct Answer is:
D
`Deltaa_(n) = a_(m) -a_(n)`
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FULL MARKS-NATURE OF PHYSICAL WORLD AND MEASUREMENT -ADDITIONAL QUESTIONS SOLVED (MULTIPLE CHOICE QUESTIONS)
  1. The uncertainty in a measurement is called as…………

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  2. The difference between the true value and the measured value of a quan...

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  3. If a(1),a(2),a(3)...... a(n) are the measured value of a physical quan...

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  4. If ' a(m) ' and' Deltaa(m) are true value and mean absolute error res...

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  5. The ratio of the mean absolute error to the mean value is called as......

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  6. Random error can also be called as .............

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  7. A measured value to be close to targeted value, percentage error must ...

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  8. The maximum possible error in the sum of two quantities is equal to .....

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  9. The maximum possible error in the difference of two quantities is……….

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  10. The maximum fractional error in the difference of two quantities is………...

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  11. The fractional error in the n^(th) power of a quantity is ........

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  12. A physical quantity is given is y = (a b^(3))/(c^(2)) . "If" Deltaa, D...

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  13. Number of significant digits in 3256...........

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  14. Number of significant digits in 332005............

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  15. Number of significant digits in 20.00..........

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  16. Number of significant digits in 2030...........

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  17. Number of significant digits in 0.0342.............

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  18. Number of significant digits in 20.00..........

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  19. Number of significant digits in 0.030400.............

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  20. The force acting on a body is mesured as 4.25 N. Round it off with two...

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