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The percentage error in the 11th root of...

The percentage error in the 11th root of the number 28 is approximately ________ times the percentage error in 28.

A

`1/28`

B

`1/11`

C

11

D

28

Text Solution

Verified by Experts

The correct Answer is:
B
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FULL MARKS-DIFFERENTIALS AND PARTIAL DERIVATIVES -Additional Questions Solved
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  11. If x= r cos theta, y = r sin theta, then (del r)/(del x)=

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  12. If u=log((x^2+y^2)/(xy)) then x(delu)/(delx)+y(delu)/(dely) is ..........

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  13. The percentage error in the 11th root of the number 28 is approximatel...

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  14. The curve a^2y^2=x^2(a^2-x^2) has .......

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  15. An asymptote to the curve y^2(a+2x)=x^2(3a-x) is ...........

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  16. In which region the curve y^2(a+x)=x^2(3a-x) does not lie ?

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  17. If u= y sin x then (del^(2)u)/(del x del y)=

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  18. If u=f(y/x), then x(del u)/(del x) + y(del u)/(del y)=

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  19. The curve 9y^2=x^2(4-x^2) is symmetrical about .......

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  20. The curve ay^2=x^2(3a-x) cuts the y - axis at .........

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