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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the relation between line current and phase current in a delta connection?
💡 Hint: Think about how the currents combine in a delta configuration.
Question 2
Easy
If a balanced delta-connected system has a line voltage of 230 V, what is the phase voltage?
💡 Hint: Remember, in delta, these voltages are the same.
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 formula to calculate line current in a delta connection?
- IL = Iph / 3
- IL = 3 * Iph
- IL = Iph + 3
💡 Hint: Think about how currents add up in this configuration.
Question 2
True or False: In a delta connection, the line voltage is equal to the phase voltage.
- True
- False
💡 Hint: Consider the relationship in a triangle configuration.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A delta-connected system has a phase current of 12 A and a line voltage of 480 V. Calculate both the line current and phase voltage, and explain the significance of the results.
💡 Hint: Revisit the formulas for current and relationship between voltages.
Question 2
If a delta-connected load experiences an increase in phase current to 18 A, how would that affect the line current? Explain your reasoning.
💡 Hint: Relate to the concept of how increases in one parameter affect other parameters.
Challenge and get performance evaluation