Question
The value of `sqrt(((0.03)^2 + (0.21)^2 + (0.065)^2)/((0.003)^2 + (0.021)^2+ (0.0065)^2))` is
Answer: Option B
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Given exp. = `sqrt(((0.03)^2 + (0.21)^2 + (0.065)^2)/((0.003)^2 + (0.021)^2+ (0.0065)^2))`
=`sqrt(((0.03)^2 + (0.21)^2 + (0.065)^2)/((0.03/10)^2 + (0.21/10)^2+ (0.065/10)^2))`
=`sqrt((100[(0.03)^2 + (0.21)^2 + (0.065)^2])/((0.03)^2 + (0.21)^2 + (0.065)^2))` = `sqrt(100) `= 10
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