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Half life time of a free neutron is in t...

Half life time of a free neutron is in the order of……………..

A

`10^(@)` s

B

`10^(1)` s

C

`10^(2)` s

D

`10^(3)` s

Text Solution

Verified by Experts

The correct Answer is:
D
`10^(3)` s
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FULL MARKS-NATURE OF PHYSICAL WORLD AND MEASUREMENT -ADDITIONAL QUESTIONS SOLVED (MULTIPLE CHOICE QUESTIONS)
  1. Size of atomic nucleus is …………..

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  2. Time interval between two successive heart beat is in the order of ………...

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  3. Half life time of a free neutron is in the order of……………..

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  4. The uncertainty contained in any measurement is…………….

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  5. Zero error of an instrument is a………….

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  6. Error in the measurement of radius of a sphere is 2%. Then error in th...

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  7. Imperfections in experimental procedure gives …........ error.

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

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  9. To get the best possible true value of the quantity ……...…. has to be ...

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  10. The error caused due to the shear carelessness of an observer is calle...

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  11. The uncertainty in a measurement is called as…………

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

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

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

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

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

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

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

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

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

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