દૂધની શુદ્ધતા માપવા માટે કયું સાધન વપરાય છે $?$
- Aબેરોમિટર
- ✓લૅક્ટ્રોમિટર
- Cથરમૉમિટર
- Dગૅલ્વેનોમિટર
Answer: B.
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Answer: B.
View full solution →Answer: A.
View full solution →Answer: B.
View full solution →Answer: D.
View full solution →Answer: B.
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