Free Expert Guides on Power Systems, Circuit Design & Electrical Troubleshooting

What is Watt's Laws?Watt's Law DefinitionWatt's Law is defined as the relationship between power, voltage, and current in an electrical circuit.Watt's Law FormulaThe formula for Watt's Law includes power equals voltage multiplied by current, voltage equals power divided by current, and current equals power divided by voltage.Watt's Law Vs. Ohms LawWatt’s Law says the relationship between power, voltage and current.Power TriangleThe Watts Law Triangle combines formulas to find power, voltage, and

Separately excited DC motor loss protection circuit

What is the Seebeck Effect ?Seebeck Effect DefinitionThe Seebeck effect is defined as the conversion of temperature differences into electric voltage, enabling various practical applications.Temperature to ElectricityThis effect generates electricity when there is a temperature difference across the junctions of two different materials.Key Applications Thermocouples Thermoelectric generators Spin caloritronicsMaterial RequirementsEffective materials for the Seebeck effect include metals with low

Multifunctional motor protection circuit composed of leakage relay

What is the Tellegen Theorem?Tellegen’s Theorem DefinitionTellegen’s theorem is defined as the principle that the sum of instantaneous powers in all branches of an electrical network is zero.Importance in Network AnalysisTellegen’s theorem is crucial for analyzing electrical networks by ensuring power balance.Conditions for ApplicationThe theorem applies to networks satisfying Kirchhoff’s Current Law and Kirchhoff’s Voltage Law.ApplicabilityIt applies to various types of network elements, includ

Motor phase loss automatic protection circuit

Motor phase dislocation and phase lose protection circuit

Star-connected motor phase loss protection circuit

What is Electrical Polarity?Electrical Polarity DefinitionElectrical polarity is defined as the state of a body or system relative to another, indicating whether it has positive or negative polarity.Importance of PolarityPolarity is crucial for connecting devices like meters, machines, and batteries correctly.Current Flow DirectionIn a DC circuit, current flows in one direction—from negative to positive polarity—while in an AC circuit, current changes direction every half cycle.DC CircuitAC Circ

What is are Resistivity Laws?Resistivity DefinitionResistivity is defined as a material’s property that opposes the flow of electrical current.Factors Affecting ResistanceResistance depends on length, cross-sectional area, material nature, and temperature.Unit of ResistivityThe unit of resistivity is Ω-m in the MKS system and Ω-cm in the CGS system.First Law of ResistivityResistance increases with the length of the substance.Second Law of ResistivityResistance decreases with a larger cross-secti