In expressing a length 81.472 km as nearly as possible with three significant digits, find the percentage error? Options: A . &nbsp0.34% B . &nbsp0.034% C . &nbsp0.0034% D . &nbsp0.066% E . &nbspNone of these

Answer: Option B &nbsp- Error = (81.5 – 81.472)km = 0.028. Required percentage = [(0.028/81.472) x 100]% = 0.034%.

In expressing a length 81.472 km as nearly as possible with three significant d

Question

In expressing a length 81.472 km as nearly as possible with three significant digits, find the percentage error?

Answer: Option B
- Error = (81.5 – 81.472)km = 0.028.

Required percentage = [(0.028/81.472) x 100]% = 0.034%.

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