The figure shows a three-phase, delta connected load supplied from a 220 V, 50 Hz, 3-phase balanced source. The pressure Coil (PC) and Current Coil (CC) of a watt-meter are connected to the load as shown, with the coil polarities suitably selected to ensure a positive deflection. The watt-meter reading will be?

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Measurement of Power and Related Parameters topics include: Dynamometer type wattmeter, dynamometer wattmeter errors, induction type single phase energy meter, lag adjustment devices, friction and overload compensation, phase sequence indicator, single phase energy meters errors and adjustments, advanced problems on power measurement. Power is measured in watts (W). Here are some devices that can measure power: Wattmeter: An electrical instrument that measures the electric power of a circuit. It works by calculating the product of instantaneous voltage and current, and then integrating it... Show more

The figure shows a three-phase, delta connected load supplied from a 220 V, 50 Hz, 3-phase balanced source. The pressure Coil (PC) and Current Coil (CC) of a watt-meter are connected to the load as shown, with the coil polarities suitably selected to ensure a positive deflection. The watt-meter reading will be?<br /><img src='https://www.fatskills.com/engineering/electrical-measurements-puzzles-q10.png' alt='electrical-measurements-puzzles-q10' width='477' height='216' class='alignnone size-full wp-image-242990' />