Which of the Following Is Essential for a Magnetic Dynamo

question 9

Multiple Choice

Which of the following is essential for a magnetic dynamo?

• A) flows of charged particles
• B) a solid bar magnet
• C) rapid variations in the rotation rate
• D) conduction

---

Definitions:

Restaurants

Establishments where meals are prepared and served to customers.

Fast Food Chains

A series of restaurants serving quick, easily prepared, and served food items, often through standardized menus and methods across multiple locations.

Long-run Equilibrium

A state in economics where supply equals demand, and all markets clear, resulting in an efficient allocation of resources over time.

Price

The financial cost or valuation of a goods or service, expressed as the amount of currency needed to acquire it.