The resistance in the circuit of the moving coil of a dynamometer wattmeter should be

Related MCQs

• In an electro dynamometer type of wattmeter , the inductance of the pressure coil circuit produces error :
• The pressure coil of a wattmeter should be connected on the supply side of the current coil when
• In an electro dynamometer type of wattmeter
• In electro dynamometer type of wattmeter current coils designed for carrying heavy currents use stranded wires or laminated conductors :
• A dynamometer wattmeter can be used for
• A Dynamometer type wattmeter responds to the:
• In a low power factor wattmeter the pressure coil is connected
• In a low power factor wattmeter the compensating coil is connected
• In a dynamometer 3-phase power factor meter, the planes of the two moving coils are at
• Moving coil instruments are: