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Let x={:[(a^(2)b^(2))/(c)]:} be the phys...

Let `x={:[(a^(2)b^(2))/(c)]:}` be the physical quantity. If the percentage error in the measurement of physical quantities a,b, and c is 2,3 and 4 per cent respectively, then percentage error in the measurement of x is

A

0.07

B

0.14

C

0.21

D

0.28

Text Solution

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The correct Answer is:
c
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TARGET PUBLICATION-MEASUREMENTS-COMPETITIVE THINKING (ACCURAY AND ERRORS IN MEASUREMENTS)
  1. Choose the INCOREET statement out of the folloiwng .

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  2. Assertion: The error in the measurement of radius of sphere is 0.3%. T...

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  3. If Y = a-b, the maximum percentage error in the measurement of Y will ...

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  4. The radius of a sphere is (5.3 +- 0.1)cm The percentage error in its v...

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  5. Resistance of a given wire is obtained by measuring the current flowin...

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  6. In an experiment four quantities a,b,c and d are measure with percenta...

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  7. Let x={:[(a^(2)b^(2))/(c)]:} be the physical quantity. If the percenta...

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  8. Two full turns of the circular scale of a screw gauge cover a distanc...

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  9. A screw gauge with a pitch of 0.5mm and a circular scale with 50 divis...

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  10. A student measured the diameter of a small steel ball using a screw ga...

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  11. The density of a solid ball is to be determined in an experiment. The ...

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  12. A force vecF applied on a square plate of length L. If the percent...

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  13. The density of a material in the shape of a cube is determined by meas...

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  14. In the determination if Young's modulus ((Y = (4MLg)/(pild^(2)) by usi...

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  15. If the time period of a simple pendulum is T = 2pi sqrt(l//g) , t...

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  16. A student measures the value of g with the help of a simple pendulu...

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  17. The period of oscillation of a simple pendulum is T = 2pisqrt((L)/(g))...

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  18. The following observations were taken for dtermining the surface tensi...

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