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Electrical Engineering: Power Electronics Quiz

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Electrical Engineering: Power Electronics Quiz

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Questions and Answers

What happens to the inductor when the switch is closed in a boost converter?

It stores energy (correct)

It releases energy to the output

It is short-circuited

It is disconnected from the circuit

What is the purpose of the capacitor in the On-state of a buck-boost converter?

To accumulate energy from the input voltage source

To supply energy to the output load (correct)

To regulate the output voltage

To filter out high-frequency noise

What is the minimum inductor value 𝐿𝑚𝑖n in a boost converter?

C / (2f 𝑅 (1 - 𝐷))

D(1 - 𝐷)^2 / (2f 𝑅 𝐷)

C / (2f 𝑅 𝐷)

D(1 - 𝐷)^2 / (2f 𝑅 𝐷 RCf) (correct)

What is the output voltage ripple in a buck converter?

1 - 𝐷 / (8LCf^2) Signup and view all the answers

What is the main application of an inverter in a HVDC system?

To convert DC to AC Signup and view all the answers

What is the formula to calculate the output voltage 𝑉𝑜 in a buck converter?

𝐷𝑉𝑠 Signup and view all the answers

What is the function of an uninterruptible power supply (UPS) system?

To provide a backup power source during outages Signup and view all the answers

What happens to the inductor when the switch is opened in a boost converter?

It releases energy to the output Signup and view all the answers

What is the minimum inductor value 𝐿𝑚𝑖n in a buck-boost converter?

(1 - 𝐷)^2 / (2f 𝑅 𝐷 RCf) Signup and view all the answers

Electrical Engineering: Power Electronics Quiz

Choose a study mode

Podcast

Questions and Answers

What happens to the inductor when the switch is closed in a boost converter?

What is the purpose of the capacitor in the On-state of a buck-boost converter?

What is the minimum inductor value 𝐿𝑚𝑖n in a boost converter?

What is the output voltage ripple in a buck converter?

What is the main application of an inverter in a HVDC system?

What is the formula to calculate the output voltage 𝑉𝑜 in a buck converter?

What is the function of an uninterruptible power supply (UPS) system?

What happens to the inductor when the switch is opened in a boost converter?

What is the minimum inductor value 𝐿𝑚𝑖n in a buck-boost converter?

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