a) Find out the device that is used to measure the quantity of water in milk?
(Barometer, Lactometer, Thermometer)
Answers
Answer:
A lactometer is an instrument that is used to check for the purity of milk by measuring its density. An instrument to find out the content of the water in the milk or to test the richness of the milk is thus termed as 'lactometers'.
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Concept: This is a question from science. Here we asked about a measurement device to check the quality of milk.
Given: Device that is used to measure the quantity of water in milk?
(Barometer, Lactometer, Thermometer)
To find: Measurement device to check the quantity of water in milk.
Explanation: To measure the quantity of water in the milk we use a Lactometer.
Lactometer is a device made up of glass that is used to check the purity of milk.
It works on the specific gravity of milk, the theory behind Archimedes's principle.