आपेक्षिक आर्द्रता मापने क� – McqOptions

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1.	आपेक्षिक आर्द्रता मापने के लिए प्रयुक्त उपकरण का नाम बताइए
A.	हाइड्रोमीटर
B.	आर्द्रतामापी
C.	बैरोमीटर
D.	पारा थर्मामीटर
Answer» B. आर्द्रतामापी

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