Practice - Voltage Relations (Balanced System) - 7.5.1
Practice Questions
Test your understanding with targeted questions
What is the formula to calculate line voltage from phase voltage in a star connection?
💡 Hint: Think about the relationship between line and phase voltages in stars.
In a balanced star configuration, what is the relationship between IL and Iph?
💡 Hint: Consider the current flow in star connections.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the line voltage in a star connection if the phase voltage is 400V?
💡 Hint: Remember to apply the star connection formula.
True or False: The phase current in a delta connection is greater than the line current.
💡 Hint: Remember the relation between line and phase currents in delta configurations.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
A balanced star-connected load has a phase voltage of 480V and a phase current of 15A. Calculate the line voltage and total power consumed.
💡 Hint: Apply both the voltage and power formulas.
In a delta connection, the line current is 30A. Determine the phase current and if the phase voltage is 440V, find the line voltage.
💡 Hint: Use the current relation formula and remember the voltage relationship in delta.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.