सामान्य ज्ञान : आविष्कार

नमी का माप……….के द्वारा किया जाता है , Moisture is measured by

नमी का माप……….के द्वारा किया जाता है

Moisture is measured by
A. लैक्टोमीटर (lactometer)

B. पोलारीमीटर (Polarimeter)

C. थरमामीटर (Thermometer)

D. हाईग्रोमीटर (Hygrometer)



Correct Answer :

D. हाईग्रोमीटर



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