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Question
In hydrometer analysis for a soil mass
A.
Both meniscus correction and dispersing agent correction are additive
B.
Both meniscus correction and dispersing agent correction are subtractive
C.
Meniscus correction is additive and dispersing agent correction is subtractive
D.
Meniscus correction is subtractive and dispersing agent correction is additive.
Answer ( Option C)

Meniscus correction is additive and dispersing agent correction is subtractive

Solution

In hydrometer analysis
• Meniscus correction – Always positive 
• Temperature correction – Positive & negative both
• Dispersing agent correction – Always Negative

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