How many wattmeters would be needed to measure the total three-phase power in a balanced three-phase four-wire system? Explain.
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- a. If two wattmeters are used to measure total power in a three-phase three-wire systemdoes each meter measure single-phase power? Explain.b. What is the significance of a negative indication on a wattmeter?c. Would only one wattmeter be needed to measure the total three-phase power on abalanced three-phase four-wire system? Explain.What is the significance of a three-phase power system, and how does it differ from a single-phase power system?Simple summary about the measurement of power in a 3 Phase AC circuit using a two-wattmeter. Explain the relationships between ammeter, wattmeter, and total power.
- Find,a. Currents ?1 and ?3.b. Source voltage ??c. Power factor of the entire circuitd. Draw phasor diagram. Find magnitudes and positions of all the quantities. Please show complete solution and round off answers up to the 3rd decimal place. Thank you!1. Define three phase power measurement using one wattmeter. 2. five (5) methods / types of three phase power measurement using one wattmeter and explain each method.Must you see two wattmeters to measure the total three-phase power on abalanced three-phase three-wire system? Explain.
- What are Principle , features and applications of wattmeter. Relation between power and power factor in ac ciruits. Discuss the power triangle for a load an ac circuit.What are the three types of equipment that may require three-phase power.Explain three phase power measurement using three wattmeter method and write the drawbacks of this method.