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Error measurement of volume of a sphere is 1%.The error in calculation of surface area of the sphere will be what?
vol= 4nr3/3
error can be in measuring radius only.
as power is 3 to r so errors is added 3 times.
so total error(max) can be 3*(error in r)
3*error=1%
error in r=1/3%
surface are = 4nr2= so error is 2* error= 2*1/3%
=2/3%
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