The radius of a sphere is measured to be 20 cm with a possible error of 0.02 of a cm. The consequent error in the surface of the sphere is

The radius of a sphere is measured to be 20 cm with a possible error o

1.	The radius of a sphere is measured to be 20 cm with a possible error of 0.02 of a cm. The consequent error in the surface of the sphere is
A.	\[10.5\] sq cm
B.	5.025 sq cm
C.	10.05 sq cm
D.	None of these
Answer» D. None of these

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The radius of a sphere is measured to be 20 cm with a possible error of 0.02 of a cm. The consequent error in the surface of the sphere is

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