Q.

If the error in the measurement of radius of a sphere is 2%, then the error in the determination of volume of the sphere will be

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a

8%

b

2%

c

4%

d

6%

answer is D.

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Detailed Solution

V=43πR3;ln⁡V=ln⁡43π+ln⁡R3Differentiating,dVV=3dRRError in the determination of the volume= 3 × 2% = 6%
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