Question:
A hydrometer is usually made of glass and consists of cylindrical stem and a ______.
A hydrometer is usually made of glass and consists of cylindrical stem and a ______.
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A hydrometer measures liquid density by floating in the liquid and reading the scale on the stem.
Updated On: Jan 13, 2026
- bulb weighted
- float
- valve
- weightless bulb
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The Correct Option is B
Solution and Explanation
A hydrometer is a device used to measure the specific gravity of liquids. It consists of a cylindrical stem with a float at one end that allows it to float in the liquid, indicating its density. Hence, the correct answer is ”float.”
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