
30 Buck Converter Analysis | Power Electronics
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Engineering, Other, Physics, Science
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University
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Practice Problem
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What primarily controls the output voltage in a buck converter?
Input current
Duty cycle
Capacitance value
Inductance value
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a periodic steady state, what is the average voltage across the inductor?
Equal to duty cycle
Equal to input voltage
Zero
Equal to output voltage
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During the on time of a buck converter, what happens to the inductor current?
It decreases
It becomes zero
It remains constant
It increases
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the capacitor in a buck converter?
To increase voltage
To filter out ripple
To store energy
To decrease current
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between voltage across an inductor and its current change rate?
Exponentially related
Directly proportional
Inversely proportional
No relation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which parameter is crucial for determining the inductance needed in a buck converter?
Input current
Switching frequency
Ripple current
Output voltage
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does increasing the switching frequency affect the inductor ripple current?
Increases ripple
Decreases ripple
No effect
Doubles the ripple
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