1.

The relative density of material of a body is found by weighing it first in air and then in water. If the weight in air is (5.00\[\pm 0.05\]) Newton and weight in water is (4.00\[\pm \]0.05) Newton. Then the relative density along with the maximum permissible percentage error is   

A.            5.0 \[\pm \]11%
B.                                      5.0 \[\pm \]1%
C.            5.0 \[\pm \]6%
D.                                      1.25 \[\pm \]5%
Answer» B.                                      5.0 \[\pm \]1%


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