We use electrostatic wattmeter for measuring the small quantity of power. Particularly it is useful when the voltage is high and the power factor is low. We use electrostatic wattmeter mainly for measuring of dielectric …
Induction type wattmeter or simply induction wattmeter belongs to the family of induction type measuring instrument. Since the induction phenomenon can only happen in the alternating current system, this instrument only measures AC power. For …
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Constructional Details of Dynamometer Type Wattmeter The dynamometer type Wattmeter is one kind of dynamometer type instrument. Here we use two coils. Current Coil One coil is the current coil. We connect the current coil …
Read moreDynamometer Type Wattmeter and Its Deflecting Torque