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DC-to-DC Converters Quiz

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Before the development of power semiconductors, how was the voltage of a DC supply converted to a higher voltage for low-power applications?

By employing a series of capacitors

By directly using a step-up transformer

By converting it to AC using a vibrator, then a step-up transformer, and finally a rectifier (correct)

By using a motor-generator unit

What is the primary function of a DC-to-DC converter?

Converts a source of DC from one voltage level to another (correct)

Converts AC to DC

Regulates the flow of current in a circuit

Generates high-voltage power transmission

What were the primary drawbacks of the designs used before the development of power semiconductors for voltage conversion?

Limited in voltage range

Difficult to maintain

Relatively inefficient and expensive (correct)

Prone to overheating

What was often used when higher power was needed to convert the voltage of a DC supply to a higher voltage?

<p>Motor-generator unit</p> Signup and view all the answers

For what purpose were the relatively inefficient and expensive designs used before the development of power semiconductors?

<p>To power a car radio</p> Signup and view all the answers

DC-to-DC Converters Quiz

Choose a study mode

Podcast

Questions and Answers

Before the development of power semiconductors, how was the voltage of a DC supply converted to a higher voltage for low-power applications?

What is the primary function of a DC-to-DC converter?

What were the primary drawbacks of the designs used before the development of power semiconductors for voltage conversion?

What was often used when higher power was needed to convert the voltage of a DC supply to a higher voltage?

For what purpose were the relatively inefficient and expensive designs used before the development of power semiconductors?

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