Practice Boost Converter (Step-Up Chopper) - 5.3.3.3 | Module 5: Power Electronic Converters | Basics of Electrical Engineering
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5.3.3.3 - Boost Converter (Step-Up Chopper)

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the function of a boost converter?

💡 Hint: Think about voltage levels.

Question 2

Easy

Define duty ratio in a boost converter.

💡 Hint: Consider what percentage of the time the switch is engaged.

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 primary function of a boost converter?

  • Step-down voltage
  • Increase voltage
  • Rectify AC to DC
  • Control power factor

💡 Hint: Recall the name 'step-up chopper'.

Question 2

True or False: In a boost converter, the output voltage can be less than the input voltage.

  • True
  • False

💡 Hint: Think about what 'boost' means.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a boost converter circuit that steps up 24V to 72V. Calculate the duty ratio required.

💡 Hint: Use the relationship between input voltage, output voltage and duty ratio.

Question 2

Analyze a boost converter with an initial Vin of 15V and a load requiring 50W. Calculate the input current and estimate the average input current if the efficiency of the system is 85%.

💡 Hint: Consider how power conservation relates input and output with efficiency.

Challenge and get performance evaluation