A common hydrometer is set up in a laboratory, by using a test tube and some lead shots. State two defects in this hydrometer.
The major defects associated with a common hydrometer that is set up in a laboratory are:
A lactometer is a type of hydrometer used for determining the purity of __________.
A hydrometer stem has a length 0.3 m. If the hydrometer is immersed in water, its floating bulb just sinks. If the same hydrometer is immersed in a liquid of density 0.5 g cm–3, two third of the stem is immersed. Determine the least specific gravity of a liquid that can be measured using the hydrometer.
Name four parts of common hydrometer