Which One of the Following Compounds Is Soluble in Water

question 8

Multiple Choice

Which one of the following compounds is soluble in water?

• A)Cu₃(PO₄)₂
• B)CoS
• C)Pb(NO₃)₂
• D)ZnCO₃

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Definitions:

Synchronous Motor

An AC motor that operates at a constant speed, set by the power supply frequency, and whose rotor is synchronized with the magnetic field of the stator.

Amortisseur Winding

A squirrel-cage winding on the rotor of a synchronous motor used for starting purposes only.

Phase Rotation Meter

A meter used to determine the rotation of a motor.

Machinery

Mechanical devices or assemblies, which perform specific functions in industrial, agricultural, or domestic settings.