1
GATE CE 2007
MCQ (Single Correct Answer)
+2
-0.6
The plan of a survey plotted to a scale of 10m to 1cm is reduced in such a way that a line originally 10cm long now measures 9cm. the area of the reduced plan is measured as 81cm2. the actual (m2) of the survey is
A
10000
B
6561
C
1000
D
656
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Fluid Mechanics and Hydraulic Machines
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