Switching Power Supplies

question 29

Multiple Choice

Switching power supplies:

• A) are efficient at converting ac to dc
• B) contain pulse-width modulators
• C) can change unregulated dc to high frequency pulses
• D) all of the above

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Definitions:

Emigration

The act of leaving one's country or region to settle in another, often in search of better living conditions or employment opportunities.

In-Migration

In-migration is the process of moving into a different area or region to live, often measured for geographic areas.

Malthusian Trap

A theory suggesting that population growth tends to outpace agricultural production, leading to periodic shortages, starvation, and population checks.

Population Growth

The increase in the number of individuals in a population, often examined in the context of human societies.