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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the relationship between phase and line voltage in a Star connection?
💡 Hint: Think about the geometry of a triangle.
Question 2
Easy
In a balanced Delta configuration, how do line and phase voltages compare?
💡 Hint: Recall how the connections are made.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the voltage relationship in a balanced Star connection?
- VL = Vph
- VL = 2 * Vph
- VL = √3 * Vph
💡 Hint: Think about how the geometry works in a three-phase system.
Question 2
In a Delta configuration, which of the following statements is true?
- True
- False
💡 Hint: Consider how each phase is connected.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider a balanced three-phase Star-connected system where the phase voltage is 400V, and the phase current is 20A. Calculate the total real power consumed by the system if the power factor is 0.9.
💡 Hint: Use the formula for real power in a three-phase system.
Question 2
In a Delta-connected three-phase system with a line voltage of 440V and each load being 10Ω, find the total current drawn from the supply.
💡 Hint: Remember the relationship between phase and line current in a Delta configuration.
Challenge and get performance evaluation