Practice Numerical Example 5.1 (5.7) - Fundamentals of AC Circuits - Basics of Electrical Engineering
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Numerical Example 5.1

Practice - Numerical Example 5.1

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the unit for real power?

💡 Hint: Think of power consumption in devices.

Question 2 Easy

What is the formula for calculating apparent power?

💡 Hint: It's based on the power triangle.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the unit of real power?

Watts
VAR
Amperes

💡 Hint: It's the power consumed by the loads.

Question 2

The power factor is defined as?

True
False

💡 Hint: Remember the efficiency aspect it represents.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

An industrial motor operates at a real power of 12 kW and a reactive power of 5 kVAR. Calculate the apparent power and power factor.

💡 Hint: Use the power triangle relationships.

Challenge 2 Hard

Calculate the total current if an AC generator supplies a load with real power of 10 kW, reactive power of 4 kVAR at a supply voltage of 400 V.

💡 Hint: Start by finding the apparent power and then current.

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Reference links

Supplementary resources to enhance your learning experience.