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Standard VII
Mathematics
Percentages
If error in m...
Question
If error in measuring diameter of a circle is 4%, the error in the radius of the circle would be ?
A
2%
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B
8%
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C
4%
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D
1%
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Solution
The correct option is
B
4%
Since
D
∝
r
therefore, there will be no any change in error it will remain 4% for radius also. (C)
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