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On a faulty balance if an object is kept...

On a faulty balance if an object is kept on both scales consecutively then their weights are read as 6.4 g and 10 g. Find the true weight of that object.

A

10 g

B

14 g

C

8.2 g

D

8 g

Text Solution

Verified by Experts

The correct Answer is:
D
True weight `w = sqrt(w_1 xxw_2) = sqrt(10 xx 64) = sqrt(64) = 8 g `
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