The relative density of a material is found by weighing the body first in air and then in water. If the weight in air is (10.0 0.1) gf and weight in water is (5.0 0.1) gf, then the maximum permissible percentage error in relative density
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Answer:
5
Explanation:
W air = 10.0 ± 0.1
W water = 5.0 ± 0.1
Relative density = W air / W loss
W loss = W air - W water
= 5 ± 0.2
percentage error = ΔD /D
= (0.1/10)x 100 + [0.2/5]x 100
= 5
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