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In an experiment the valno of refractive...

In an experiment the valno of refractive index of glass was found to be 1.54, 1.53, 1.44,1.54, 1.56 and 1.45 m in successive measurement. Calculate (i) the mean vlaue of refractive index (ii) absolute error of each measurement (iii) mean absolute error (iv) relative error and (v) percentage error.

A

`1.51,0.04, 0.03 , 3%`

B

`1.51,0.4,0.03, 3%`

C

`15.1,0.04 , 0.03%,3%`

D

`15.1, 0.04,0.3,3%`

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The correct Answer is:
A
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AAKASH SERIES-UNITS AND MEASUREMENTS-EXERCISE -3
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  2. Figure shows two capacitors of capacitance 2muF and 4muF and a cell of...

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  3. In an experiment the valno of refractive index of glass was found to b...

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  4. A rectangular metal slab of mass 33.333 g has its length 8.0 cm, bread...

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  5. The distance covered by a body in time (30.0 pm 0.4)m is (6.0pm 0.6)s....

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  6. The measured mass and volume of a body are 53.63 g and 5.8 cm^(3) resp...

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  7. A student performs an experiment for determination of g = (4pi^(2)l)/(...

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  8. An experiment is performed to obtain the value of acceleration due to ...

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  9. A student measured the diameter of a wire using a screw gauge with lea...

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  10. A physical quantity P is related to four observably a,b,c and d as fol...

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  11. The radius of a sphere is 6.01 cm. Its volume to four significant figu...

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  12. The length of a rod is 22.4 m out of it 2.543m is cut out. The remaini...

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  13. The value of 117.4 xx 0.0025 is

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  14. The sum of the given two numbers with regard to significant figures is...

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  15. Find the product of 1.2, 2.54 and 3.257 with due regard to significant...

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  16. A stick has a length of 12.132 cm and another stick has a length of 12...

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  17. The length of a rectangular sheet is 1.5 cm and breadth is 1.023 cm ....

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  18. The numbers 2.745 and 2.735 on rounding off to 3 significant figures w...

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  19. One metre how many light years

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  20. The power of a motor is 200W. If the unit of length is halved, that of...

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