What Was the Most Influential Factor in Our Economic Development

question 69

Multiple Choice

What was the most influential factor in our economic development during the 19th century?

• A)The abundance of capital
• B)The abundance of labor
• C)Mass production
• D)The abundance of land

Calculate the total impedance of a series RL circuit.

Understand the importance of the sum of resistances in a series circuit and its practical applications.

Understand the calculation and significance of the phase angle in series RL circuits.

Interpret and perform calculations involving the cosine of the phase angle to determine the circuit's power factor.