<P> The wattmeter is an instrument for measuring the electric power ( or the supply rate of electrical energy ) in watts of any given circuit . Electromagnetic wattmeters are used for measurement of utility frequency and audio frequency power ; other types are required for radio frequency measurements . </P>
<P> The wattmeter is an instrument for measuring the electric power ( or the supply rate of electrical energy ) in watts of any given circuit . Electromagnetic wattmeters are used for measurement of utility frequency and audio frequency power ; other types are required for radio frequency measurements . </P>
what type of power does a wattmeter measure
what type of power does a wattmeter measure
electric power ( or the supply rate of electrical energy )
electric power ( or the supply rate of electrical energy )