Name and state the principle used to check purity of milk by lactometer give two applications

Name and state the principle used to check purity of milk by lactomete

1.	Name and state the principle used to check purity of milk by lactometer give two applications
Answer» It is BASED on ARCHIMEDES principle two applications are 1.submarines and ships are designed on this principle 1.hydrometer is used to CHECK the DENSITY of LIQUID is based on this principle

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Name and state the principle used to check purity of milk by lactometer give two applications

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